Mercurial > almixer_isolated

annotate ALmixer.c @ 43:a55e1f3d8f10

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merged
author Eric Wing <ewing@anscamobile.com>
date Tue, 30 Aug 2011 19:43:49 -0700
parents 05e5dc4817a4
children 56855942fdc6
rev   line source
0
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1
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2 /* Here's an OpenAL implementation modeled after
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3 * the SDL_SoundMixer which was built ontop of SDL_Mixer
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4 * and SDL_Sound.
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5 * Eric Wing
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6 */
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7
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8 #include "ALmixer.h"
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9
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10 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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11 #include "ALmixer_RWops.h"
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12 #include "SoundDecoder.h"
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13 #else
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14 #include "SDL_sound.h"
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15 #endif
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16
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17 #include "al.h" /* OpenAL */
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18 #include "alc.h" /* For creating OpenAL contexts */
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19
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20 #ifdef __APPLE__
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21 /* For performance things like ALC_CONVERT_DATA_UPON_LOADING */
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22 /* Note: ALC_CONVERT_DATA_UPON_LOADING used to be in the alc.h header.
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23 * But in the Tiger OpenAL 1.1 release (10.4.7 and Xcode 2.4), the
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24 * define was moved to a new header file and renamed to
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25 * ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING.
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26 */
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27 #include <TargetConditionals.h>
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28 /*
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29 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
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30 #include <AudioToolbox/AudioToolbox.h>
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31 #else
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32 #include <OpenAL/MacOSX_OALExtensions.h>
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33 #endif
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34 */
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35 #endif
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36
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37 /* For malloc, bsearch, qsort */
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38 #include <stdlib.h>
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39
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40 /* For memcpy */
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41 #include <string.h>
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42
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43 #if 0
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44 /* for toupper */
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45 #include <ctype.h>
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46 /* for strrchr */
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47 #include <string.h>
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48 #endif
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49
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50 /* Currently used in the output debug functions */
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51 #include <stdio.h>
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52
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53 /* My own CircularQueue implementation needed
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54 * to work around the Nvidia problem of the
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55 * lack of a buffer query.
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56 */
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57 #include "CircularQueue.h"
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58
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59 /* SDL_sound keeps a private linked list of sounds which get auto-deleted
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60 * on Sound_Quit. This might actually create some leaks for me in certain
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61 * usage patterns. To be safe, I should do the same.
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62 */
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63 #include "LinkedList.h"
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64
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65 #ifdef ANDROID_NDK
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66 #undef fprintf
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67 #include <android/log.h>
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68 #define fprintf(stderr, ...) __android_log_print(ANDROID_LOG_INFO, "ALmixer", __VA_ARGS__)
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69 #endif
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70
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71
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72 #ifdef ENABLE_ALMIXER_THREADS
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73 /* Needed for the Mutex locks (and threads if enabled) */
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74 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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75 #include "SimpleMutex.h"
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76 #include "SimpleThread.h"
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77 typedef struct SimpleMutex SDL_mutex;
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78 typedef struct SimpleThread SDL_Thread;
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79 #define SDL_CreateMutex SimpleMutex_CreateMutex
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80 #define SDL_DestroyMutex SimpleMutex_DestroyMutex
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81 #define SDL_LockMutex SimpleMutex_LockMutex
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82 #define SDL_UnlockMutex SimpleMutex_UnlockMutex
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83 #define SDL_CreateThread SimpleThread_CreateThread
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84 #define SDL_WaitThread SimpleThread_WaitThread
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85
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86 #else
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87 #include "SDL_thread.h"
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88 #endif
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89 #endif
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90
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91 /* Because of the API differences between the Loki
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92 * and Creative distributions, we need to know which
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93 * version to use. The LOKI distribution currently
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94 * has AL_BYTE_LOKI defined in altypes.h which
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95 * I will use as a flag to identify the distributions.
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96 * If this is ever removed, I might revert back to the
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97 * if defined(_WIN32) or defined(__APPLE__) test to
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98 * identify the Creative dist.
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99 * I'm not sure if or how the Nvidia distribution differs
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100 * from the Creative distribution. So for
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101 * now, the Nvidia distribution gets lumped with the
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102 * Creative dist and I hope nothing will break.
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103 * My alGetString may be the most vulnerable.
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104 */
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105 #ifdef AL_BYTE_LOKI
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106 #define USING_LOKI_AL_DIST
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107 /* This is a short term fix to get around the
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108 * queuing problem with non-power of two buffer sizes.
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109 * Hopefully the maintainers will fix this before
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110 * we're ready to ship.
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111 */
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112 #define ENABLE_LOKI_QUEUE_FIX_HACK
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113
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114 /* The AL_GAIN in the Loki dist doesn't seem to do
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115 * what I want/expect it to do. I want to use it for
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116 * Fading, but it seems to work like an off/on switch.
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117 * 0 = off, >0 = on.
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118 * The AL_GAIN_LINEAR_LOKI switch seems to do what
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119 * I want, so I'll redefine it here so the code is consistent
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120 */
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121 /* Update: I've changed the source volume implementations
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122 * to use AL_MAX_GAIN, so I don't think I need this block
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123 * of code anymore. The listener uses AL_GAIN, but I
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124 * hope they got this one right since there isn't a AL_MAX_GAIN
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125 * for the listener.
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126 */
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127 /*
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128 #undef AL_GAIN
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129 #include "alexttypes.h"
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130 #define AL_GAIN AL_GAIN_LINEAR_LOKI
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131 */
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132 #else
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133 /* Might need to run other tests to figure out the DIST */
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134 /* I've been told that Nvidia doesn't define constants
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135 * in the headers like Creative. Instead of
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136 * #define AL_REFERENCE_DISTANCE 0x1020,
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137 * Nvidia prefers you query OpenAL for a value.
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138 * int AL_REFERENCE_DISTANCE = alGetEnumValue(ALubyte*)"AL_REFERNECE_DISTANCE");
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139 * So I'm assuming this means the Nvidia lacks this value.
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140 * If this is the case,
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141 * I guess we can use it to identify the Nvidia dist
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142 */
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143 #ifdef AL_REFERENCE_DISTANCE
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144 #define USING_CREATIVE_AL_DIST
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145 #else
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146 #define USING_NVIDIA_AL_DIST
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147 #endif
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148 #endif
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149
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150 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
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151 /* Need memset to zero out data */
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152 #include <string.h>
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153 #endif
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154
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155
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156 /* Seek issues for predecoded samples:
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157 * The problem is that OpenAL makes us copy an
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158 * entire buffer if we want to use it. This
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159 * means we potentially have two copies of the
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160 * same data. For predecoded data, this can be a
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161 * large amount of memory. However, for seek
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162 * support, I need to be able to get access to
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163 * the original data so I can set byte positions.
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164 * The following flags let you disable seek support
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165 * if you don't want the memory hit, keep everything,
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166 * or let you try to minimize the memory wasted by
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167 * fetching it from the OpenAL buffer if needed
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168 * and making a copy of it.
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169 * Update: I don't think I need this flag anymore. I've made the
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170 * effects of this user customizable by the access_data flag on load.
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171 * If set to true, then seek and data callbacks work, with the
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172 * cost of more memory and possibly CPU for copying the data through
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173 * the callbacks. If false, then the extra memory is freed, but
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174 * you don't get the features.
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175 */
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176 /*
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177 #define DISABLE_PREDECODED_SEEK
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178 */
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179 /* Problem: Even though alGetBufferi(., AL_DATA, .)
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180 * is in the Creative Programmer's reference,
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181 * it actually isn't in the dist. (Invalid enum
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182 * in Creative, can't compile in Loki.)
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183 * So we have to keep it disabled
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184 */
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185 #define DISABLE_SEEK_MEMORY_OPTIMIZATION
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186
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187 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
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188 /* Needed for memcpy */
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189 #include <string.h>
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190 #endif
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191
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192 /* Old way of doing things:
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193 #if defined(_WIN32) || defined(__APPLE__)
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194 #define USING_CREATIVE_AL_DIST
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195 #else
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196 #define USING_LOKI_AL_DIST
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197 #endif
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198 */
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199
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200 /************ REMOVE ME (Don't need anymore) ********/
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201 #if 0
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202 /* Let's get fancy and see if triple buffering
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203 * does anything good for us
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204 * Must be 2 or more or things will probably break
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205 */
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206 #define NUMBER_OF_QUEUE_BUFFERS 5
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207 /* This is the number of buffers that are queued up
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208 * when play first starts up. This should be at least 1
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209 * and no more than NUMBER_OF_QUEUE_BUFFERS
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210 */
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211 #define NUMBER_OF_START_UP_BUFFERS 2
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212 #endif
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213 /************ END REMOVE ME (Don't need anymore) ********/
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214
2
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215 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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216 #include "tErrorLib.h"
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217 static TErrorPool* s_ALmixerErrorPool = NULL;
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218 #endif
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219
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220 static ALboolean ALmixer_Initialized = AL_FALSE;
0
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221 /* This should be set correctly by Init */
2
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222 static ALuint ALmixer_Frequency_global = ALMIXER_DEFAULT_FREQUENCY;
0
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223
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224 /* Will be initialized in Init */
2
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225 static ALint Number_of_Channels_global = 0;
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226 static ALint Number_of_Reserve_Channels_global = 0;
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227 static ALuint Is_Playing_global = 0;
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228
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229 #ifdef ENABLE_ALMIXER_THREADS
0
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230 /* This is for a simple lock system. It is not meant to be good,
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231 * but just sufficient to minimize/avoid threading issues
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232 */
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233 static ALboolean g_StreamThreadEnabled = AL_FALSE;
2
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234 static SDL_mutex* s_simpleLock;
0
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235 static SDL_Thread* Stream_Thread_global = NULL;
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236 #endif /* ENABLE_ALMIXER_THREADS */
0
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237
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238 static LinkedList* s_listOfALmixerData = NULL;
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239
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240 /* Special stuff for iOS interruption handling */
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241 ALboolean g_inInterruption = AL_FALSE;
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242 static ALCcontext* s_interruptionContext = NULL;
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243
0
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244
2
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245 #ifdef __APPLE__
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246 static ALvoid Internal_alcMacOSXMixerOutputRate(const ALdouble sample_rate)
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247 {
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248 static void (*alcMacOSXMixerOutputRateProcPtr)(const ALdouble) = NULL;
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249
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250 if(NULL == alcMacOSXMixerOutputRateProcPtr)
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251 {
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252 alcMacOSXMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXMixerOutputRate");
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253 }
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254
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255 if(NULL != alcMacOSXMixerOutputRateProcPtr)
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256 {
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257 alcMacOSXMixerOutputRateProcPtr(sample_rate);
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258 }
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259
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260 return;
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261 }
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262
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263 ALdouble Internal_alcMacOSXGetMixerOutputRate()
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264 {
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265 static ALdouble (*alcMacOSXGetMixerOutputRateProcPtr)(void) = NULL;
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266
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267 if(NULL == alcMacOSXGetMixerOutputRateProcPtr)
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268 {
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269 alcMacOSXGetMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXGetMixerOutputRate");
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270 }
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271
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272 if(NULL != alcMacOSXGetMixerOutputRateProcPtr)
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273 {
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274 return alcMacOSXGetMixerOutputRateProcPtr();
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275 }
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276
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277 return 0.0;
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278 }
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279 #endif
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280
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281 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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282
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283 #if defined(__APPLE__)
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284 #include <QuartzCore/QuartzCore.h>
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285 #include <unistd.h>
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286 static CFTimeInterval s_ticksBaseTime = 0.0;
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287
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288 #elif defined(_WIN32)
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289 #define WIN32_LEAN_AND_MEAN
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290 #include <windows.h>
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291 #include <winbase.h>
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292 LARGE_INTEGER s_hiResTicksPerSecond;
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293 double s_hiResSecondsPerTick;
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294 LARGE_INTEGER s_ticksBaseTime;
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295 #else
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296 #include <unistd.h>
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297 #include <time.h>
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298 static struct timespec s_ticksBaseTime;
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299 #endif
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300 static void ALmixer_InitTime()
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301 {
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302 #if defined(__APPLE__)
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303 s_ticksBaseTime = CACurrentMediaTime();
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304
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305 #elif defined(_WIN32)
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306 LARGE_INTEGER hi_res_ticks_per_second;
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307 if(TRUE == QueryPerformanceFrequency(&hi_res_ticks_per_second))
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308 {
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309 QueryPerformanceCounter(&s_ticksBaseTime);
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310 s_hiResSecondsPerTick = 1.0 / hi_res_ticks_per_second;
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311 }
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312 else
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313 {
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314 ALMixer_SetError("Windows error: High resolution clock failed.");
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315 fprintf(stderr, "Windows error: High resolution clock failed. Audio will not work correctly.\n");
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316 }
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317 #else
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318 /* clock_gettime is POSIX.1-2001 */
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319 clock_gettime(CLOCK_MONOTONIC, &s_ticksBaseTime);
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320 #endif
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321
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322 }
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323 static ALuint ALmixer_GetTicks()
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324 {
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325 #if defined(__APPLE__)
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326 return (ALuint)((CACurrentMediaTime()-s_ticksBaseTime)*1000.0);
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327 #elif defined(_WIN32)
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328 LARGE_INTEGER current_time;
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329 QueryPerformanceCounter(&current_time);
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330 return (ALuint)((current_time.QuadPart - s_ticksBaseTime.QuadPart) * 1000 * s_hiResSecondsPerTick);
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331 #else /* assuming POSIX */
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332 /* clock_gettime is POSIX.1-2001 */
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333 struct timespec current_time;
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334 clock_gettime(CLOCK_MONOTONIC, &current_time);
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335 return (ALuint)((current_time.tv_sec - s_ticksBaseTime.tv_sec)*1000.0 + (current_time.tv_nsec - s_ticksBaseTime.tv_nsec) / 1000000);
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336 #endif
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337 }
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338 static void ALmixer_Delay(ALuint milliseconds_delay)
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339 {
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340 #if defined(_WIN32)
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341 Sleep(milliseconds_delay);
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342 #else
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343 usleep(milliseconds_delay*1000);
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344 #endif
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345 }
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346 #else
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347 #include "SDL.h" /* For SDL_GetTicks(), SDL_Delay */
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348 #define ALmixer_GetTicks SDL_GetTicks
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349 #define ALmixer_Delay SDL_Delay
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350 #endif
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351
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352 /* On iOS, usleep() of small numbers (say less than 100, very pronounced from 0-50)
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353 * seems to be sucking up quite a bit of CPU time and causing performance problems.
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354 * Instead of increasing the sleep time, I started changing the thread priority.
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355 * This seemed to help the problem.
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356 * Experimentally, the default priority seems to be 31. According to the docs,
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357 * valid ranges are from 0 to 31. 6 was still giving me some hiccups so setting to
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358 * 0 (PTHREAD_MIN_PRIORITY) seems to be the best value so far.
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359 * Mac also reports 31 as the default. However, I have not noticed the same
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360 * performance problems and cannot get audio to show up as a significant percentage
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361 * of the CPU time in Shark/Instruments.
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362 */
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363 #ifdef ENABLE_ALMIXER_THREADS
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364 #if defined(__APPLE__) && !defined(ALMIXER_COMPILE_WITHOUT_SDL) && ( (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1) )
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365 #include <pthread.h>
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366 #endif
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367 static void Internal_LowerThreadPriority(SDL_Thread* simple_thread)
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368 {
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369 /* Might open to other platforms as needed */
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370 #if defined(__APPLE__) && ( (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1) )
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371 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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372 SimpleThread_SetThreadPriority(Stream_Thread_global, 0);
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373 #else
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374 struct sched_param schedule_param;
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375 int sched_policy;
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376 int ret_val;
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377 schedule_param.sched_priority = 0; /* PTHREAD_MIN_PRIORITY, max=31 */
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378 /* EVIL! This will break if the SDL_Thread structure layout changes. */
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379 pthread_t* native_thread_ptr_hack = (pthread_t*)(((char*)(Stream_Thread_global))+sizeof(unsigned long));
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380 ret_val = pthread_setschedparam(*native_thread_ptr_hack, SCHED_OTHER, &schedule_param);
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381 #endif
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382 #else
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383 /* No-Op */
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384 #endif
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385 }
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386 #endif /* ENABLE_ALMIXER_THREADS */
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387
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388 /* If ENABLE_PARANOID_SIGNEDNESS_CHECK is used,
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389 * these values will be reset on Init()
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390 * Consider these values Read-Only.
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391 */
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392
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393 #define ALMIXER_SIGNED_VALUE 127
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394 #define ALMIXER_UNSIGNED_VALUE 255
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395
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396 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
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397 static ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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398 static ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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399 #else
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400 static const ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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401 static const ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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402 #endif
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403
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404
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405 /* This can be private instead of being in the header now that I moved
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406 * ALmixer_Data inside here.
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407 */
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408 typedef struct ALmixer_Buffer_Map ALmixer_Buffer_Map;
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409
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410
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411 struct ALmixer_Data
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412 {
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413 ALboolean decoded_all; /* dictates different behaviors */
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414 ALint total_time; /* total playing time of sample (msec), obsolete now that we pushed our changes to SDL_sound */
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415
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416 ALuint in_use; /* needed to prevent sharing for streams */
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417 ALboolean eof; /* flag for eof, only used for streams */
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418
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419 ALuint total_bytes; /* For predecoded */
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420 ALuint loaded_bytes; /* For predecoded (for seek) */
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421
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422 Sound_Sample* sample; /* SDL_Sound provides the data */
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423 ALuint* buffer; /* array of OpenAL buffers (at least 1 for predecoded) */
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424
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425 /* Needed for streamed buffers */
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426 ALuint max_queue_buffers; /* Max number of queue buffers */
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427 ALuint num_startup_buffers; /* Number of ramp-up buffers */
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428 ALuint num_buffers_in_use; /* number of buffers in use */
28
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429 ALuint num_target_buffers_per_pass; /* number of buffers to try to queue in an update pass */
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430
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431 /* This stuff is for streamed buffers that require data access */
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432 ALmixer_Buffer_Map* buffer_map_list; /* translate ALbuffer to index
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433 and holds pointer to copy of data for
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434 data access */
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435 ALuint current_buffer; /* The current playing buffer */
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436
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437 /* Nvidia distribution refuses to recognize a simple buffer query command
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438 * unlike all other distributions. It's forcing me to redo the code
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439 * to accomodate this Nvidia flaw by making me maintain a "best guess"
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440 * copy of what I think the buffer queue state looks like.
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441 * A circular queue would a helpful data structure for this task,
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442 * but I wanted to avoid making an additional header requirement,
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443 * so I'm making it a void*
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444 */
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445 void* circular_buffer_queue;
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446
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447
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448 };
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449
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450 static struct ALmixer_Channel
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451 {
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452 ALboolean channel_in_use;
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453 ALboolean callback_update; /* For streaming determination */
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454 ALboolean needs_stream; /* For streaming determination */
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455 ALboolean halted;
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456 ALboolean paused;
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457 ALuint alsource;
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458 ALmixer_Data* almixer_data;
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459 ALint loops;
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460 ALint expire_ticks;
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461 ALuint start_time;
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462
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463 ALboolean fade_enabled;
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464 ALuint fade_expire_ticks;
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465 ALuint fade_start_time;
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466 ALfloat fade_inv_time;
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467 ALfloat fade_start_volume;
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468 ALfloat fade_end_volume;
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469 ALfloat max_volume;
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470 ALfloat min_volume;
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471
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472 /* Do we need other flags?
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473 ALbyte *samples;
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474 int volume;
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475 int looping;
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476 int tag;
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477 ALuint expire;
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478 ALuint start_time;
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479 Mix_Fading fading;
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480 int fade_volume;
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481 ALuint fade_length;
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482 ALuint ticks_fade;
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483 effect_info *effects;
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484 */
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485 } *ALmixer_Channel_List = NULL;
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486
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487 struct ALmixer_Buffer_Map
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488 {
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489 ALuint albuffer;
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490 ALint index; /* might not need */
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491 ALbyte* data;
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492 ALuint num_bytes;
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493 };
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494
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495 /* This will be used to find a channel if the user supplies a source */
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496 typedef struct Source_Map
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497 {
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498 ALuint source;
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499 ALint channel;
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500 } Source_Map;
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501 /* Keep an array of all sources with their associated channel */
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502 static Source_Map* Source_Map_List;
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503
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504 static int Compare_Source_Map(const void* a, const void* b)
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505 {
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506 return ( ((Source_Map*)a)->source - ((Source_Map*)b)->source );
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507 }
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508
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509 /* Sort by channel instead of source */
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510 static int Compare_Source_Map_by_channel(const void* a, const void* b)
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511 {
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512 return ( ((Source_Map*)a)->channel - ((Source_Map*)b)->channel );
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513 }
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514
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515 /* Compare by albuffer */
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516 static int Compare_Buffer_Map(const void* a, const void* b)
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517 {
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518 return ( ((ALmixer_Buffer_Map*)a)->albuffer - ((ALmixer_Buffer_Map*)b)->albuffer );
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519 }
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520
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521 /* This is for the user defined callback via
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522 * ALmixer_ChannelFinished()
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523 */
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524 static void (*Channel_Done_Callback)(ALint which_channel, ALuint al_source, ALmixer_Data* almixer_data, ALboolean finished_naturally, void* user_data) = NULL;
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525 static void* Channel_Done_Callback_Userdata = NULL;
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526 static void (*Channel_Data_Callback)(ALint which_channel, ALuint al_source, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALubyte bit_depth, ALboolean is_unsigned, ALboolean decode_mode_is_predecoded, ALuint length_in_msec, void* user_data) = NULL;
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527 static void* Channel_Data_Callback_Userdata = NULL;
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528
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529
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530 static void PrintQueueStatus(ALuint source)
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531 {
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532 ALint buffers_queued = 0;
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533 ALint buffers_processed = 0;
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534 ALenum error;
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535
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536 /* Get the number of buffers still queued */
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537 alGetSourcei(
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538 source,
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539 AL_BUFFERS_QUEUED,
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540 &buffers_queued
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541 );
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542
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543 if((error = alGetError()) != AL_NO_ERROR)
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544 {
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545 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_queued: %s\n",
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546 alGetString(error));
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547 }
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548 /* Get the number of buffers processed
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549 * so we know if we need to refill
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550 */
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551 alGetSourcei(
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552 source,
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553 AL_BUFFERS_PROCESSED,
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554 &buffers_processed
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555 );
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556 if((error = alGetError()) != AL_NO_ERROR)
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557 {
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558 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_processed: %s\n",
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559 alGetString(error));
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560 }
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561
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562 /*
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563 fprintf(stderr, "For source: %d, buffers_queued=%d, buffers_processed=%d\n",
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564 source,
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565 buffers_queued,
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566 buffers_processed);
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567 */
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568 }
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569
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570
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571
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572 static void Init_Channel(ALint channel)
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573 {
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diff changeset
574 ALmixer_Channel_List[channel].channel_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
575 ALmixer_Channel_List[channel].callback_update = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
576 ALmixer_Channel_List[channel].needs_stream = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
577 ALmixer_Channel_List[channel].paused = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
578 ALmixer_Channel_List[channel].halted = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
579 ALmixer_Channel_List[channel].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
580
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
581 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
582 ALmixer_Channel_List[channel].start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
583
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
584 ALmixer_Channel_List[channel].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
585 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
586 ALmixer_Channel_List[channel].fade_start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
587 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
588 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
589 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
590 ALmixer_Channel_List[channel].max_volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
591 ALmixer_Channel_List[channel].min_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
592
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
593 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
594 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
595 /* Quick helper function to clean up a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
596 * after it's done playing */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
597 static void Clean_Channel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
598 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
599 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
600 ALmixer_Channel_List[channel].channel_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
601 ALmixer_Channel_List[channel].callback_update = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
602 ALmixer_Channel_List[channel].needs_stream = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
603 ALmixer_Channel_List[channel].paused = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
604 ALmixer_Channel_List[channel].halted = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
605 ALmixer_Channel_List[channel].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
606
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
607
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
608 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
609 ALmixer_Channel_List[channel].start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
610
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
611 ALmixer_Channel_List[channel].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
612 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
613 ALmixer_Channel_List[channel].fade_start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
614 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
615 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
616 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
618 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MAX_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
619 ALmixer_Channel_List[channel].max_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
620
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
621 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
622 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
623 fprintf(stderr, "10Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
624 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
625 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
626
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
627 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MIN_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
628 ALmixer_Channel_List[channel].min_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
629 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
630 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
631 fprintf(stderr, "11Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
632 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
633 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
634
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
635 if(ALmixer_Channel_List[channel].almixer_data != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
636 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
637 if(ALmixer_Channel_List[channel].almixer_data->in_use > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
638 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
639 ALmixer_Channel_List[channel].almixer_data->in_use--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
640 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
641 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
642 /* Needed to determine if rewind is needed, can't reset */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
643 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
644 ALmixer_Channel_List[channel].almixer_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
645 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
646
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
647 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
648 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
649
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
650 /* What shoud this return?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
651 * 127 for signed, 255 for unsigned
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
652 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
653 static ALubyte GetSignednessValue(ALushort format)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
654 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
655 switch(format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
656 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
657 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
658 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
659 case AUDIO_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
660 return ALMIXER_UNSIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
661 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
662 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
663 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
664 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
665 return ALMIXER_SIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
666 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
667 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
668 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
669 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
670 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
671 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
672
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
673
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
674 static ALubyte GetBitDepth(ALushort format)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
675 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
676 ALubyte bit_depth = 16;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
677
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
678 switch(format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
679 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
680 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
681 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
682 bit_depth = 8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
683 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
684
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
685 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
686 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
687 case AUDIO_U16:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
688 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
689 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
690 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
691 case AUDIO_S16:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
692 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
693 case AUDIO_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
694 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
695 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
696 case AUDIO_U16SYS:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
697 case AUDIO_S16SYS:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
698 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
699 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
700 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
701 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
702 bit_depth = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
703 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
704 return bit_depth;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
705 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
706
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
707 /* Need to translate between SDL/SDL_Sound audiospec
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
708 * and OpenAL conventions */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
709 static ALenum TranslateFormat(Sound_AudioInfo* info)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
710 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
711 ALubyte bit_depth;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
712
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
713 bit_depth = GetBitDepth(info->format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
714 if(0 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
715 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
716 fprintf(stderr, "Warning: Unknown bit depth. Setting to 16\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
717 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
718 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
719
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
720 if(2 == info->channels)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
721 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
722 if(16 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
723 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
724 return AL_FORMAT_STEREO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
725 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
726 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
727 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
728 return AL_FORMAT_STEREO8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
729 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
730 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
731 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
732 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
733 if(16 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
734 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
735 return AL_FORMAT_MONO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
736 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
737 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
738 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
739 return AL_FORMAT_MONO8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
740 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
741 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
742 /* Make compiler happy. Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
743 return AL_FORMAT_STEREO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
744 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
745
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
746
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
747 /* This will compute the total playing time
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
748 * based upon the number of bytes and audio info.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
749 * (In prinicple, it should compute the time for any given length)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
750 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
751 static ALuint Compute_Total_Time_Decomposed(ALuint bytes_per_sample, ALuint frequency, ALubyte channels, size_t total_bytes)
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
752 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
753 double total_sec;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
754 ALuint total_msec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
755 ALuint bytes_per_sec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
756
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
757 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
758 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
759 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
760 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
761 /* To compute Bytes per second, do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
762 * samples_per_sec * bytes_per_sample * number_of_channels
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
763 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
764 bytes_per_sec = frequency * bytes_per_sample * channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
765
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
766 /* Now to get total time (sec), do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
767 * total_bytes / bytes_per_sec
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
768 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
769 total_sec = total_bytes / (double)bytes_per_sec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
770
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
771 /* Now convert seconds to milliseconds
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
772 * Add .5 to the float to do rounding before the final cast
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
773 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
774 total_msec = (ALuint) ( (total_sec * 1000) + 0.5 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
775 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
776 fprintf(stderr, "freq=%d, bytes_per_sample=%d, channels=%d, total_msec=%d\n", frequency, bytes_per_sample, channels, total_msec);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
777 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
778 return total_msec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
779 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
780
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
781 static ALuint Compute_Total_Time(Sound_AudioInfo *info, size_t total_bytes)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
782 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
783 ALuint bytes_per_sample;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
784
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
785 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
786 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
787 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
788 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
789 /* SDL has a mask trick I was not aware of. Mask the upper bits
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
790 * of the format, and you get 8 or 16 which is the bits per sample.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
791 * Divide by 8bits_per_bytes and you get bytes_per_sample
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
792 * I tested this under 32-bit and 64-bit and big and little endian
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
793 * to make sure this still works since I have since moved from
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
794 * Uint32 to unspecified size types like ALuint.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
795 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
796 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
797
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
798 return Compute_Total_Time_Decomposed(bytes_per_sample, info->rate, info->channels, total_bytes);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
799 } /* End Compute_Total_Time */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
800
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
801
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
802 #ifdef ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
803 static size_t Compute_Total_Bytes_Decomposed(ALuint bytes_per_sample, ALuint frequency, ALubyte channels, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
804 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
805 double total_sec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
806 ALuint bytes_per_sec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
807 size_t total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
808
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
809 if(0 >= total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
810 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
811 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
812 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
813 /* To compute Bytes per second, do
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
814 * samples_per_sec * bytes_per_sample * number_of_channels
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
815 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
816 bytes_per_sec = frequency * bytes_per_sample * channels;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
817
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
818 /* convert milliseconds to seconds */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
819 total_sec = total_msec / 1000.0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
820
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
821 /* Now to get total bytes */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
822 total_bytes = (size_t)(((double)bytes_per_sec * total_sec) + 0.5);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
823
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
824 /* fprintf(stderr, "freq=%d, bytes_per_sample=%d, channels=%d, total_msec=%d, total_bytes=%d\n", frequency, bytes_per_sample, channels, total_msec, total_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
825 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
826
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
827 return total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
828 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
829
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
830 static size_t Compute_Total_Bytes(Sound_AudioInfo *info, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
831 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
832 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
833
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
834 if(0 >= total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
835 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
836 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
837 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
838 /* SDL has a mask trick I was not aware of. Mask the upper bits
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
839 * of the format, and you get 8 or 16 which is the bits per sample.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
840 * Divide by 8bits_per_bytes and you get bytes_per_sample
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
841 * I tested this under 32-bit and 64-bit and big and little endian
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
842 * to make sure this still works since I have since moved from
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
843 * Uint32 to unspecified size types like ALuint.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
844 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
845 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
846
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
847 return Compute_Total_Bytes_Decomposed(bytes_per_sample, info->rate, info->channels, total_msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
848 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
849
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
850
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
851 /* The back-end decoders seem to need to decode in quantized frame sizes.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
852 * So if I can pad the bytes to the next quanta, things might go more smoothly.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
853 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
854 static size_t Compute_Total_Bytes_With_Frame_Padding(Sound_AudioInfo *info, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
855 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
856 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
857 ALuint bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
858 size_t evenly_divisible_frames;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
859 size_t remainder_frames;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
860 size_t return_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
861
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
862 size_t total_bytes = Compute_Total_Bytes(info, total_msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
863
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
864 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
865
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
866 bytes_per_frame = bytes_per_sample * info->channels;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
867
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
868 evenly_divisible_frames = total_bytes / bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
869 remainder_frames = total_bytes % bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
870
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
871 return_bytes = (evenly_divisible_frames * bytes_per_frame) + (remainder_frames * bytes_per_frame);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
872
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
873 /* Experimentally, some times I see to come up short in
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
874 * actual bytes decoded and I see a second pass is needed.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
875 * I'm worried this may have additional performance implications.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
876 * Sometimes in the second pass (depending on file),
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
877 * I have seen between 0 and 18 bytes.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
878 * I'm tempted to pad the bytes by some arbitrary amount.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
879 * However, I think currently the way SDL_sound is implemented,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
880 * there is a big waste of memory up front instead of per-pass,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
881 * so maybe I shouldn't worry about this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
882 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
883 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
884 return_bytes += 64;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
885 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
886 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
887 fprintf(stderr, "remainder_frames=%d, padded_total_bytes=%d\n", remainder_frames, return_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
888 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
889 return return_bytes;
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
890 }
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
891 #endif /* ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
892
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
893
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
894
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
895 /**************** REMOVED ****************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
896 /* This was removed because I originally thought
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
897 * OpenAL could return a pointer to the buffer data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
898 * but I was wrong. If something like that is ever
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
899 * implemented, then this might become useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
900 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
901 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
902 /* Reconstruct_Sound_Sample and Set_AudioInfo only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
903 * are needed if the Seek memory optimization is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
904 * used. Also, the Loki dist doesn't seem to support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
905 * AL_DATA which I need for it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
906 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
907 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
908
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
909 static void Set_AudioInfo(Sound_AudioInfo* info, ALint frequency, ALint bits, ALint channels)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
910 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
911 info->rate = (ALuint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
912 info->channels = (ALubyte)channels;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
913
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
914 /* Not sure if it should be signed or unsigned. Hopefully
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
915 * that detail won't be needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
916 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
917 if(8 == bits)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
918 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
919 info->format = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
920 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
921 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
922 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
923 info->format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
924 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
925 fprintf(stderr, "Audio info: freq=%d, chan=%d, format=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
926 info->rate, info->channels, info->format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
927
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
928 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
929
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
930
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
931 static ALint Reconstruct_Sound_Sample(ALmixer_Data* data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
932 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
933 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
934 ALint* data_from_albuffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
935 ALint freq;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
936 ALint bits;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
937 ALint channels;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
938 ALint size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
939
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
940 /* Create memory all initiallized to 0. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
941 data->sample = (Sound_Sample*)calloc(1, sizeof(Sound_Sample));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
942 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
943 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
944 ALmixer_SetError("Out of memory for Sound_Sample");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
945 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
946 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
947
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
948 /* Clear errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
949 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
950
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
951 alGetBufferi(data->buffer[0], AL_FREQUENCY, &freq);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
952 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
953 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
954 ALmixer_SetError("alGetBufferi(AL_FREQUENCY): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
955 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
956 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
957 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
958 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
959
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
960 alGetBufferi(data->buffer[0], AL_BITS, &bits);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
961 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
962 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
963 ALmixer_SetError("alGetBufferi(AL_BITS): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
964 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
965 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
966 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
967 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
968
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
969 alGetBufferi(data->buffer[0], AL_CHANNELS, &channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
970 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
971 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
972 ALmixer_SetError("alGetBufferi(AL_CHANNELS): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
973 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
974 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
975 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
976 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
977
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
978 alGetBufferi(data->buffer[0], AL_SIZE, &size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
979 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
980 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
981 ALmixer_SetError("alGetBufferi(AL_SIZE): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
982 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
983 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
984 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
985 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
986
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
987 alGetBufferi(data->buffer[0], AL_DATA, data_from_albuffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
988 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
989 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
990 ALmixer_SetError("alGetBufferi(AL_DATA): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
991 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
992 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
993 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
994 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
995
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
996 if(size <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
997 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
998 ALmixer_SetError("No data in al buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
999 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1000 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1001 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1002 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1003
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1004 /* Now that we have all the attributes, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1005 * allocate memory for the buffer and reconstruct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1006 * the AudioInfo attributes.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1007 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1008 data->sample->buffer = malloc(size*sizeof(ALbyte));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1009 if(NULL == data->sample->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1010 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1011 ALmixer_SetError("Out of memory for sample->buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1012 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1013 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1014 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1015 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1016
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1017 memcpy(data->sample->buffer, data_from_albuffer, size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1018 data->sample->buffer_size = size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1019
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1020 /* Fill up the Sound_AudioInfo structures */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1021 Set_AudioInfo(&data->sample->desired, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1022 Set_AudioInfo(&data->sample->actual, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1023
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1024 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1025 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1026
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1027 #endif /* End DISABLE_SEEK_MEMORY_OPTIMIZATION */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1028 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1029 /*************** END REMOVED *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1030
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1031 static void Invoke_Channel_Done_Callback(ALint which_channel, ALboolean did_finish_naturally)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1032 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1033 if(NULL == Channel_Done_Callback)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1034 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1035 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1036 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1037 Channel_Done_Callback(which_channel, ALmixer_Channel_List[which_channel].alsource, ALmixer_Channel_List[which_channel].almixer_data, did_finish_naturally, Channel_Done_Callback_Userdata);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1038 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1039
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1040 static ALint LookUpBuffer(ALuint buffer, ALmixer_Buffer_Map* buffer_map_list, ALuint num_items_in_list)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1041 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1042 /* Only the first value is used for the key */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1043 ALmixer_Buffer_Map key = { 0, 0, NULL, 0 };
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1044 ALmixer_Buffer_Map* found_item = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1045 key.albuffer = buffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1046
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1047 /* Use the ANSI C binary search feature (yea!) */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1048 found_item = (ALmixer_Buffer_Map*)bsearch(&key, buffer_map_list, num_items_in_list, sizeof(ALmixer_Buffer_Map), Compare_Buffer_Map);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1049 if(NULL == found_item)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1050 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1051 ALmixer_SetError("Can't find buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1052 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1053 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1054 return found_item->index;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1055 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1056
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1057
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1058 /* FIXME: Need to pass back additional info to be useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1059 * Bit rate, stereo/mono (num chans), time in msec?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1060 * Precoded/streamed flag so user can plan for future data?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1061 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1062 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1063 * channels: 1 for mono, 2 for stereo
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1064 *
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1065 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1066 static void Invoke_Channel_Data_Callback(ALint which_channel, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALushort format, ALboolean decode_mode_is_predecoded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1067 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1068 ALboolean is_unsigned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1069 ALubyte bits_per_sample = GetBitDepth(format);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1070 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1071 ALuint length_in_msec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1072
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1073 if(GetSignednessValue(format) == ALMIXER_UNSIGNED_VALUE)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1074 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1075 is_unsigned = 1;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1076 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1077 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1078 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1079 is_unsigned = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1080 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1081
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1082 bytes_per_sample = (ALuint) (bits_per_sample / 8);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1083
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1084 length_in_msec = Compute_Total_Time_Decomposed(bytes_per_sample, frequency, channels, num_bytes);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1085
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1086 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1087 fprintf(stderr, "%x %x %x %x, bytes=%d, whichchan=%d, freq=%d, channels=%d\n", data[0], data[1], data[2], data[3], num_bytes, channels, frequency, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1088 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1089 if(NULL == Channel_Data_Callback)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1090 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1091 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1092 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1093 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1094 * Channel_Data_Callback(which_channel, data, num_bytes, frequency, channels, GetBitDepth(format), format, decode_mode_is_predecoded);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1095 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1096 Channel_Data_Callback(which_channel, ALmixer_Channel_List[which_channel].alsource, data, num_bytes, frequency, channels, bits_per_sample, is_unsigned, decode_mode_is_predecoded, length_in_msec, Channel_Data_Callback_Userdata);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1097 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1098
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1099 static void Invoke_Predecoded_Channel_Data_Callback(ALint channel, ALmixer_Data* data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1100 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1101 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1102 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1103 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1104 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1105 /* The buffer position is complicated because if the current data was seeked,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1106 * we must adjust the buffer to the seek position
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1107 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1108 Invoke_Channel_Data_Callback(channel,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1109 (((ALbyte*) data->sample->buffer) + (data->total_bytes - data->loaded_bytes) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1110 data->loaded_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1111 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1112 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1113 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1114 AL_TRUE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1115 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1116 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1117
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1118 static void Invoke_Streamed_Channel_Data_Callback(ALint channel, ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1119 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1120 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1121 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1122 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1123 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1124 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1125 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1126 /* This should catch the case where all buffers are unqueued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1127 * and the "current" buffer is id: 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1128 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1129 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1130 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1131 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1132 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1133 Invoke_Channel_Data_Callback(channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1134 data->buffer_map_list[index].data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1135 data->buffer_map_list[index].num_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1136 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1137 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1138 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1139 AL_FALSE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1140 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1141 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1142
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1143 /* Converts milliseconds to byte positions.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1144 * This is needed for seeking on predecoded samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1145 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1146 static ALuint Convert_Msec_To_Byte_Pos(Sound_AudioInfo* audio_info, ALuint number_of_milliseconds)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1147 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1148 ALuint bytes_per_sample;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1149 ALuint bytes_per_frame;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1150 float bytes_per_millisecond;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1151 float byte_position;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1152
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1153 if(audio_info == NULL)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1154 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1155 fprintf(stderr, "Error, info is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1156 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1157
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1158 /* SDL has a mask trick I was not aware of. Mask the upper bits
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1159 * of the format, and you get 8 or 16 which is the bits per sample.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1160 * Divide by 8bits_per_bytes and you get bytes_per_sample
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1161 * I tested this under 32-bit and 64-bit and big and little endian
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1162 * to make sure this still works since I have since moved from
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1163 * Uint32 to unspecified size types like ALuint.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1164 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1165 bytes_per_sample = (ALuint) ((audio_info->format & 0xFF) / 8);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1166 bytes_per_frame = bytes_per_sample * audio_info->channels;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1167 bytes_per_millisecond = (float)bytes_per_frame * (audio_info->rate / 1000.0f);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1168 byte_position = ((float)(number_of_milliseconds)) * bytes_per_millisecond;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1169 return (ALuint)(byte_position + 0.5);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1170 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1171
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1172 static ALint Set_Predecoded_Seek_Position(ALmixer_Data* data, ALuint byte_position)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1173 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1174 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1175 /* clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1176 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1177
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1178 /* Is it greater than, or greater-than or equal to ?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1179 if(byte_position > data->total_bytes)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1180 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1181 /* We can't go past the end, so set to end? */
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1182 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1183 fprintf(stderr, "Error, can't seek past end\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1184 */
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1185
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1186 /* In case the below thing doesn't work,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1187 * just rewind the whole thing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1188 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1189 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1190 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1191 (ALbyte*) data->sample->buffer,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1192 data->total_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1193 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1194 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1195 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1196
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1197 /* I was trying to set to the end, (1 byte remaining),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1198 * but I was getting freezes. I'm thinking it might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1199 * another Power of 2 bug in the Loki dist. I tried 2,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1200 * and it still hung. 4 didn't hang, but I got a clip
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1201 * artifact. 8 seemed to work okay.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1202 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1203 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1204 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1205 (((ALbyte*) data->sample->buffer) + (data->total_bytes - 8) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1206 8,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1207 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1208 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1209 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1210 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1211 ALmixer_SetError("Can't seek past end and alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1212 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1213 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1214 /* Need to set the loaded_bytes field because I don't trust the OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1215 * query command to work because I don't know if it will mutilate the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1216 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1217 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1218 data->loaded_bytes = 8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1219
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1220 /* Not sure if this should be an error or not */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1221 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1222 ALmixer_SetError("Can't Seek past end");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1223 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1224 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1225 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1226 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1227
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1228 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1229 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1230 &(((ALbyte*)data->sample->buffer)[byte_position]),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1231 data->total_bytes - byte_position,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1232 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1233 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1234 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1235 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1236 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1237 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1238 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1239 /* Need to set the loaded_bytes field because I don't trust the OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1240 * query command to work because I don't know if it will mutilate the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1241 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1242 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1243 data->loaded_bytes = data->total_bytes - byte_position;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1244
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1245 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1246 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1247
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1248 /* Because we have multiple queue buffers and OpenAL won't let
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1249 * us access them, we need to keep copies of each buffer around
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1250 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1251 static ALint CopyDataToAccessBuffer(ALmixer_Data* data, ALuint num_bytes, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1252 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1253 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1254 /* We only want to copy if access_data is true.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1255 * This is determined by whether memory has been
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1256 * allocated in the buffer_map_list or not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1257 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1258 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1259 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1260 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1261 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1262 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1263 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1264 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1265 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1266 fprintf(stderr, ">>>>>>>CopyData catch, albuffer=%d\n",buffer);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1267 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1268 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1269 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1270 /* Copy the data to the access buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1271 memcpy(data->buffer_map_list[index].data, data->sample->buffer, num_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1272 data->buffer_map_list[index].num_bytes = data->sample->buffer_size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1273
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1274 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1275 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1276
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1277
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1278 /* For streamed data, gets more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1279 * and prepares it in the active Mix_chunk
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1280 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1281 static ALuint GetMoreData(ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1282 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1283 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1284 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1285 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1286 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1287 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1288 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1289 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1290
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1291 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1292 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1293 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1294 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1295 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1296 /* Force cleanup through FreeData
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1297 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1298 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1299 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1300 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1301
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1302 /* fprintf(stderr, "GetMoreData bytes_decoded=%d\n", bytes_decoded); */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1303
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1304 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1305 /* Will return 0 bytes and pass the buck to check sample->flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1306 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1307 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1308 data->eof = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1309
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1310 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1311 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1312 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1313 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1314 fprintf(stderr, "\tEOF flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1315 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1316 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1317 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1318 fprintf(stderr, "\tCanSeek flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1319 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1320 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1321 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1322 fprintf(stderr, "\tEAGAIN flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1323 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1324 if(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1325 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1326 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1327 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1328 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1329 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1330 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1331
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1332 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1333 /******* REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1334 /***************** ANOTHER EXPERIEMENT *******************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1335 /* The PROBLEM: It seems that the Loki distribution has problems
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1336 * with Queuing when the buffer size is not a power of two
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1337 * and additional buffers must come after it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1338 * The behavior is inconsistent, but one of several things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1339 * usually happens:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1340 * Playback is normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1341 * Playback immediately stops after the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1342 * Playback gets distorted on the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1343 * The entire program segfaults.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1344 * The workaround is to always specify a power of two buffer size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1345 * and hope that SDL_sound always fill it. (By lucky coincidence,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1346 * I already submitted the Ogg fix.) However, this won't catch
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1347 * cases where a loop happens because the read at the end of the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1348 * file is typically less than the buffer size.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1349 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1350 * This fix addresses this issue, however it may break in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1351 * other conditions. Always decode in buffer sizes of powers of 2.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1352 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1353 * The HACK:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1354 * If the buffer is short, try filling it up with 0's
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1355 * to meet the user requested buffer_size which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1356 * is probably a nice number OpenAL likes, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1357 * hopes to avoid a possible Loki bug with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1358 * short buffers. If looping (which is the main
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1359 * reason for this), the negative side effect is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1360 * that it may take longer for the loop to start
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1361 * because it must play dead silence. Or if the decoder
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1362 * doesn't guarantee to return the requested bytes
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1363 * (like Ogg), then you will get breakup in between
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1364 * packets.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1365 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1366 if( (bytes_decoded) < data->sample->buffer_size)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1367 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1368 ALubyte bit_depth;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1369 ALubyte signedness_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1370 int silence_value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1371 /* Crap, memset value needs to be the "silent" value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1372 * but it will differ for signed/unsigned and bit depth
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1373 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1374 bit_depth = GetBitDepth(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1375 signedness_value = GetSignednessValue(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1376 if(ALMIXER_SIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1377 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1378 /* I'm guessing that if it's signed, then 0 is the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1379 * "silent" value */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1380 silence_value = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1381 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1382 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1383 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1384 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1385 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1386 /* If 8 bit, I'm guessing it's (2^7)-1 = 127 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1387 silence_value = 127;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1388 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1389 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1390 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1391 /* For 16 bit, I'm guessing it's (2^15)-1 = 32767 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1392 silence_value = 32767;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1393 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1394 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1395 /* Now fill up the rest of the data buffer with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1396 * silence_value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1397 * I don't think I have to worry about endian issues for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1398 * this part since the data is for internal use only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1399 * at this point.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1400 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1401 memset( &( ((ALbyte*)(data->sample->buffer))[bytes_decoded] ), silence_value, data->sample->buffer_size - bytes_decoded);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1402 /* Now reset the bytes_decoded to reflect the entire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1403 * buffer to tell alBufferData what our full size is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1404 */
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1405 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1406 fprintf(stderr, "ALTERED bytes decoded for silence: Original end was %d\n", bytes_decoded);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1407 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1408 bytes_decoded = data->sample->buffer_size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1409 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1410 /*********** END EXPERIMENT ******************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1411 /******* END REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1412 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1413
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1414 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1415 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1416 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1417 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1418 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1419 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1420 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1421 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1422 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1423 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1424 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1425 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1426 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1427 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1428
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1429 /* If we need to, copy the data also to the access area
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1430 * (the function will do the check for us)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1431 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1432 CopyDataToAccessBuffer(data, bytes_decoded, buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1433 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1434 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1435
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1436
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1437
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1438
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1439 /******************** EXPERIEMENT ****************************
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1440 * Test function to force maximum buffer filling during loops
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1441 * REMOVE LATER
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1442 *********************************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1443 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1444 static ALint GetMoreData2(ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1445 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1446 ALint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1447 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1448 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1449 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1450 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1451 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1452 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1453
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1454 if(AL_FALSE == alIsBuffer(buffer))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1455 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1456 fprintf(stderr, "NOT A BUFFER>>>>>>>>>>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1457 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1458 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1459 fprintf(stderr, "Entered GetMoreData222222: buffer id is %d\n", buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1460
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1461 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1462 fprintf(stderr, "Decode in GetMoreData\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1463 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1464
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1465 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1466 if(buffer%2 == 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1467 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1468 fprintf(stderr, "Setting buffer size to 16384\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1469 Sound_SetBufferSize(data->sample, 16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1470 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1471 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1472 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1473 fprintf(stderr, "Setting buffer size to 8192\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1474 Sound_SetBufferSize(data->sample, 8192);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1475 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1476 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1477
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1478 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1479 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1480 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1481 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1482 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1483 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1484 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1485 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1486 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1487 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1488 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1489 /* Will return 0 bytes and pass the buck to check sample->flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1490 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1491 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1492 #if 1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1493 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1494 data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1495 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1496 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1497 fprintf(stderr, "\tEOF flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1498 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1499 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1500 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1501 fprintf(stderr, "\tCanSeek flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1502 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1503 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1504 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1505 fprintf(stderr, "\tEAGAIN flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1506 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1507 if(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1508 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1509 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1510 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1511 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1512 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1513 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1514
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1515 if(bytes_decoded < 16384)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1516 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1517 char* tempbuffer1 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1518 char* tempbuffer2 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1519 int retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1520 memcpy(tempbuffer1, data->sample->buffer, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1521 retval = Sound_SetBufferSize(data->sample, 16384-bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1522 if(retval == 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1523 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1524 ALuint new_bytes;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1525 Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1526 new_bytes = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1527 fprintf(stderr, "Orig bytes: %d, Make up bytes_decoded=%d, total=%d\n", bytes_decoded, new_bytes, new_bytes+bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1528
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1529 memcpy(tempbuffer2, data->sample->buffer, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1530
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1531 retval = Sound_SetBufferSize(data->sample, 16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1532 fprintf(stderr, "Finished reset...now danger copy\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1533 memcpy(data->sample->buffer, tempbuffer1,bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1534
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1535 fprintf(stderr, "Finished reset...now danger copy2\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1536 memcpy( &( ((char*)(data->sample->buffer))[bytes_decoded] ), tempbuffer2, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1537
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1538 fprintf(stderr, "Finished \n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1539
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1540 free(tempbuffer1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1541 free(tempbuffer2);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1542 bytes_decoded += new_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1543 fprintf(stderr, "ASSERT bytes should equal 16384: %d\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1544 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1545 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1546 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1547 fprintf(stderr, "Experiment failed: %s\n", Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1548 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1549 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1550
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1551 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1552 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1553 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1554 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1555 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1556 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1557 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1558 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1559 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1560 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1561 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1562 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1563 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1564 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1565
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1566 fprintf(stderr, "GetMoreData2222 returning %d bytes decoded\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1567 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1568 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1569 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1570
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1571 /************ END EXPERIEMENT - REMOVE ME *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1572
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1573
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1574
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1575
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1576
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1577
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1578
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1579
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1580
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1581 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1582 /* Must return 0 on error instead of -1 because of unsigned int */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1583 static ALuint Internal_GetSource(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1584 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1585 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1586 /* Make sure channel is in bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1587 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1588 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1589 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1590 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1591 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1592 /* If the user specified -1, then return the an available source */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1593 if(channel < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1594 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1595 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1596 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1597 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1598 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1599 return ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1600 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1601 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1602 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1603 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1604 ALmixer_SetError("All sources are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1605 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1606 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1607 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1608 /* Last case: Return the source for the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1609 return ALmixer_Channel_List[channel].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1610 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1611
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1612 /* This function will look up the channel for the corresponding source */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1613 static ALint Internal_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1614 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1615 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1616 /* Only the first value is used for the key */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1617 Source_Map key = { 0, 0 };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1618 Source_Map* found_item = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1619 key.source = source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1620
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1621 /* If the source is 0, look up the first available channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1622 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1623 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1624 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1625 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1626 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1627 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1628 return i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1629 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1630 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1631 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1632 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1633 ALmixer_SetError("All channels are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1634 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1635 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1636 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1637
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1638
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1639 /* Else, look up the source and return the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1640 if(AL_FALSE == alIsSource(source))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1641 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1642 ALmixer_SetError("Is not a source");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1643 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1645
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1646 /* Use the ANSI C binary search feature (yea!) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1647 found_item = (Source_Map*)bsearch(&key, Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1648 if(NULL == found_item)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1649 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1650 ALmixer_SetError("Source is valid but not registered with ALmixer (to a channel)");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1651 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1652 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1653 return found_item->channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1654 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1655
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1656
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1657
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1658 /* This function will find the first available channel (not in use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1659 * from the specified start channel. Reserved channels to not qualify
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1660 * as available.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1661 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1662 static ALint Internal_FindFreeChannel(ALint start_channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1663 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1664 /* Start at the number of reserved so we skip over
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1665 * all the reserved channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1666 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1667 ALint i = Number_of_Reserve_Channels_global;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1668 /* Quick check to see if we're out of bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1669 if(start_channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1670 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1671 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1672 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1673
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1674 /* If the start channel is even higher than the reserved,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1675 * then start at the higher value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1676 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1677 if(start_channel > Number_of_Reserve_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1678 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1679 i = start_channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1680 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1681
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1682 /* i has already been set */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1683 for( ; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1684 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1685 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1686 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1687 return i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1688 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1689 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1690 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1691 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1692 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1693
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1694
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1695
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1696 /* Will return the number of channels halted
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1697 * or 0 for error
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1698 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1699 static ALint Internal_HaltChannel(ALint channel, ALboolean did_finish_naturally)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1700 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1701 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1702 ALint counter = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1703 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1704 ALint buffers_still_queued;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1705 ALint buffers_processed;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1706
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1707 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1708 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1709 ALmixer_SetError("Cannot halt channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1710 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1711 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1712 /* If the user specified a specific channel */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1713 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1714 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1715 /* only need to process channel if in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1716 if(ALmixer_Channel_List[channel].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1717 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1718 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1719 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1720 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1721 fprintf(stderr, "14Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1722 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1723 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1724 /* Here's the situation. My old method of using
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1725 * alSourceUnqueueBuffers() seemed to be invalid in light
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1726 * of all the problems I suffered through with getting
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1727 * the CoreData backend to work with this code.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1728 * As such, I'm changing all the code to set the buffer to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1729 * AL_NONE. Furthermore, the queued vs. non-queued issue
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1730 * doesn't need to apply here. For non-queued, Loki,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1731 * Creative Windows, and CoreAudio seem to leave the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1732 * buffer queued (Old Mac didn't.) For queued, we need to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1733 * remove the processed buffers and force remove the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1734 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1735 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1736 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1737 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1738 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1739 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1740 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1741 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1742 fprintf(stderr, "17Testing Error with buffers_still_queued: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1743 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1744 ALmixer_SetError("Failed detecting still queued buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1745 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1746 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1747 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1748 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1749 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1750 AL_BUFFERS_PROCESSED, &buffers_processed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1751 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1752 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1753 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1754 fprintf(stderr, "17Testing Error with buffers_processed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1755 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1756 ALmixer_SetError("Failed detecting still processed buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1757 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1758 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1759 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1760 /* If either of these is greater than 0, it means we need
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1761 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1762 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1763 if((buffers_still_queued > 0) || (buffers_processed > 0))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1764 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1765 alSourcei(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1766 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1767 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1768 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1769 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1770 fprintf(stderr, "17Testing Error with clearing buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1771 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1772 ALmixer_SetError("Failed to clear buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1773 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1774 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1775 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1776 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1777
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1778 ALmixer_Channel_List[channel].almixer_data->num_buffers_in_use = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1779
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1780 /* Launch callback for consistency? */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1781 Invoke_Channel_Done_Callback(channel, did_finish_naturally);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1782
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1783 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1784 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1785 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1786 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1787 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1788 /* The user wants to halt all channels */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1789 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1790 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1791 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1792 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1793 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1794 /* only need to process channel if in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1795 if(ALmixer_Channel_List[i].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1796 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1797 alSourceStop(ALmixer_Channel_List[i].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1798 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1799 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1800 fprintf(stderr, "19Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1801 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1802 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1803
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1804 /* Here's the situation. My old method of using
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1805 * alSourceUnqueueBuffers() seemed to be invalid in light
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1806 * of all the problems I suffered through with getting
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1807 * the CoreData backend to work with this code.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1808 * As such, I'm changing all the code to set the buffer to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1809 * AL_NONE. Furthermore, the queued vs. non-queued issue
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1810 * doesn't need to apply here. For non-queued, Loki,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1811 * Creative Windows, and CoreAudio seem to leave the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1812 * buffer queued (Old Mac didn't.) For queued, we need to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1813 * remove the processed buffers and force remove the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1814 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1815 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1816 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1817 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1818 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1819 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1820 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1821 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1822 fprintf(stderr, "17Testing Error with buffers_still_queued: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1823 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1824 ALmixer_SetError("Failed detecting still queued buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1825 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1826 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1827 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1828 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1829 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1830 AL_BUFFERS_PROCESSED, &buffers_processed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1831 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1832 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1833 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1834 fprintf(stderr, "17Testing Error with buffers_processed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1835 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1836 ALmixer_SetError("Failed detecting still processed buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1837 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1838 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1839 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1840 /* If either of these is greater than 0, it means we need
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1841 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1842 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1843 if((buffers_still_queued > 0) || (buffers_processed > 0))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1844 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1845 alSourcei(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1846 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1847 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1848 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1849 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1850 fprintf(stderr, "17Testing Error with clearing buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1851 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1852 ALmixer_SetError("Failed to clear buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1853 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1854 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1855 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1856 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1857
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1858 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1859
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1860 /* Launch callback for consistency? */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1861 Invoke_Channel_Done_Callback(i, did_finish_naturally);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1862
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1863 Clean_Channel(i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1864 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1865
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1866 /* Increment the counter */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1867 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1868 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1869 /* Let's halt everything just in case there
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1870 * are bugs.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1871 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1872 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1873 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1874 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1875 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1876 / * Can't clean because the in_use counter for
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1877 * data will get messed up * /
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1878 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1879 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1880 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1881 /* Just in case */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1882 Is_Playing_global = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1883 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1884 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1885 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1886 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1887 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1888 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1889 return counter;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1890 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1891
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1892
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1893 /* Will return the source halted or the total number of channels
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1894 * if all were halted or 0 for error
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1895 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1896 static ALint Internal_HaltSource(ALuint source, ALboolean did_finish_naturally)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1897 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1898 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1899 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1900 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1901 /* Will return the number of sources halted */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1902 return Internal_HaltChannel(-1, did_finish_naturally);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1903 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1904
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1905 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1906 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1907 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1908 ALmixer_SetError("Cannot halt source: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1909 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1910 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1911 return Internal_HaltChannel(channel, did_finish_naturally);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1912 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1913
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1914
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1915
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1916 /* Note: Behaves, almost like SDL_mixer, but keep in mind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1917 * that there is no "music" channel anymore, so 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1918 * will remove everything. (Note, I no longer allow 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1919 * so it gets set to the default number.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1920 * Also, callbacks for deleted channels will not be called.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1921 * I really need to do error checking, for realloc and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1922 * GenSources, but reversing the damage is too painful
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1923 * for me to think about at the moment, so it's not in here.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1924 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1925 static ALint Internal_AllocateChannels(ALint numchans)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1926 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1927 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1928 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1929 /* Return info */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1930 if(numchans < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1931 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1932 return Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1933 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1934 if(0 == numchans)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1935 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1936 numchans = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1937 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1938 /* No change */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1939 if(numchans == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1940 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1941 return Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1942 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1943 /* We need to increase the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1944 if(numchans > Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1945 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1946 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1947 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1948 ALmixer_Channel_List = (struct ALmixer_Channel*) realloc( ALmixer_Channel_List, numchans * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1949
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1950 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1951 Source_Map_List = (Source_Map*) realloc(Source_Map_List, numchans * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1952
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1953 for(i=Number_of_Channels_global; i<numchans; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1954 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1955 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1956 /* Generate a new source and associate it with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1957 alGenSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1958 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1959 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1960 fprintf(stderr, "12Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1961 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1962 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1963 /* Copy the source so the SourceMap has it too */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1964 Source_Map_List[i].source = ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1965 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1966 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1967 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1968 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1969 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1970 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1971
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1972 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1973 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1974 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1975
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1976 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1977 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1978 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1979 /* Need to remove channels. This might be dangerous */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1980 if(numchans < Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1981 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1982 for(i=numchans; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1983 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1984 /* Halt the channel */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1985 Internal_HaltChannel(i, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1986
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1987 /* Delete source associated with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1988 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1989 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1990 {
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
1991 fprintf(stderr, "13bTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1992 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1993 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1994 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1995
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1996
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1997 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1998 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1999 ALmixer_Channel_List = (struct ALmixer_Channel*) realloc( ALmixer_Channel_List, numchans * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2000
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2001 /* The tricky part is that we must remove the entries
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2002 * in the source map that correspond to the deleted channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2003 * We'll resort the map by channels so we can pick them off
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2004 * in order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2005 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2006 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map_by_channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2007
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2008 /* Deallocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2009 Source_Map_List = (Source_Map*) realloc(Source_Map_List, numchans * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2010
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2011 /* Now resort the map by source and the correct num of chans */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2012 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2014 /* Reset the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2015 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2016 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2017 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2018 /* Shouldn't ever reach here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2019 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2020
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2021 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2022
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2023 static ALint Internal_ReserveChannels(ALint num)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2024 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2025 /* Can't reserve more than the max num of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2026 /* Actually, I'll allow it for people who just want to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2027 * set the value really high to effectively disable
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2028 * auto-assignment
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2029 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2030
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2031 /* Return the current number of reserved channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2032 if(num < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2033 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2034 return Number_of_Reserve_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2035 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2036 Number_of_Reserve_Channels_global = num;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2037 return Number_of_Reserve_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2038 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2039
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2040
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2041 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2042 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2043 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2044 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2045 static ALboolean Internal_RewindData(ALmixer_Data* data)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2046 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2047 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2048 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2049 ALint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2050 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2051 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2052 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2053 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2054 ALmixer_SetError("Cannot rewind because data is NULL\n");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2055 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2056 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2057
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2058
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2059 /* Might have to require Halt */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2060 /* Okay, we assume Halt or natural stop has already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2061 * cleared the data buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2062 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2063 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2064 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2065 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2066 fprintf(stderr, "Warning sample is in use. May not be able to rewind\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2067 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2068 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2069 ALmixer_SetError("Data is in use. Cannot rewind unless all sources using the data are halted\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2070 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2071 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2072 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2073
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2074
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2075 /* Because Seek can alter things even in predecoded data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2076 * decoded data must also be rewound
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2077 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2078 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2079 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2080 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2081
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2082 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2083 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2084 /* Since we can't seek predecoded stuff, it should be rewound */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2085 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2086 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2087 /* This case is if the Sound_Sample has been deleted.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2088 * It assumes the data is already at the beginning.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2089 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2090 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2091 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2092 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2093 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2094 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2095 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2096 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2097 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2098 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2099 /* If access_data, was enabled, the sound sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2100 * still exists and we can do stuff.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2101 * If it's NULL, we can't do anything, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2102 * it should already be "rewound".
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2103 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2104 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2105 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2106 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2107 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2108 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2109 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2110 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2111
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2112 Set_Predecoded_Seek_Position(data, 0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2113 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2114 return data->total_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2115 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2116 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2117 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2118
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2119 /* Remaining stuff for streamed data */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2120
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2121 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2122 retval = Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2123 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2124 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2125 ALmixer_SetError( Sound_GetError() );
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2126 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2127 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2128 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2129 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2130 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2131 for(i=0; i<data->num_buffers; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2132 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2133 bytes_returned = GetMoreData(data, data->buffer[i]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2134 if(-1 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2135 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2136 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2137 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2138 else if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2139 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2140 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2141 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2142 retval += bytes_returned;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2143
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2144 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2145 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2146
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2147
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2148
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2149 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2150 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2151
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2153
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2154
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2155 static ALint Internal_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2156 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2157 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2158 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2159 ALint state;
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2160 ALint running_count = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2161
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2162 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2163 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2164 ALmixer_SetError("Cannot rewind channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2165 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2166 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2167
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2168 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2169 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2170 fprintf(stderr, "24Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2171 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2172 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2173 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2174 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2175
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2176 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2177 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2178 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2179 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2180 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2181 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2182
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2183 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2184 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2185 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2186 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2187 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2188 if(ALmixer_Channel_List[channel].almixer_data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2189 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2190 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2191 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2192 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2193 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2194 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2195 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2196 fprintf(stderr, "25Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2197 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2198 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2199 alSourceRewind(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2200 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2201 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2202 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2203 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2204 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2205 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2206 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2207 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2208 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2209 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2210 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2211 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2212 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2213 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2214 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2215 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2216 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2217 else if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2218 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2219 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2220 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2221 * state without restarting
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2222 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2223 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2224 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2225 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2226 fprintf(stderr, "25Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2227 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2228 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2229 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2230 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2231 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2232 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2233 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2234 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2235 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2236 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2237 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2238 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2239 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2240 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2241 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2242 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2243 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2244 * before rewind if they want immediate results.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2245 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2246 retval = Internal_RewindData(ALmixer_Channel_List[channel].almixer_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2247 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2248 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2249 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2250 /* The user wants to rewind all channels */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2251 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2252 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2253 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2254 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2255 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2256 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2257 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2258 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2259 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2260 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2261 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2262 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2263 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2264 if(ALmixer_Channel_List[i].almixer_data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2265 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2266 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2267 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2268 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2269 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2270 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2271 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2272 fprintf(stderr, "26Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2273 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2274 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2275 alSourceRewind(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2276 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2277 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2278 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2279 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2280 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2281 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2282 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2283 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2284 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2285 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2286 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2287 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2288 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2289 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2290 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2291 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2292 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2293 else if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2294 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2295 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2296 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2297 * state without restarting
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2298 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2299 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2300 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2301 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2302 fprintf(stderr, "27Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2303 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2304 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2305 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2306 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2307 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2308 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2309 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2310 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2311 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2312 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2313 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2314 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2315 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2316 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2317 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2318 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2319 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2320 * before rewind if they want immediate results.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2321 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2322 running_count += Internal_RewindData(ALmixer_Channel_List[i].almixer_data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2323 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2324 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2325 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2326 }
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2327 if(-1 == retval)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2328 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2329 return -1;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2330 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2331 else
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2332 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2333 return running_count;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2334 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2335
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2336 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2337
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2338
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2339 static ALint Internal_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2340 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2341 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2342 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2343 {
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
2344 return Internal_RewindChannel(-1);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2345 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2346
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2347 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2348 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2349 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2350 ALmixer_SetError("Cannot rewind source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2351 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2352 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
2353 return Internal_RewindChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2354 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2355
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2356
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2357
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2358
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2359
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2360 static ALint Internal_PlayChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2361 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2362 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2363 int ret_flag = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2364 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2365 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2366 ALmixer_SetError("Can't play because data is NULL\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2367 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2368 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2369
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2370 /* There isn't a good way to share streamed files because
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2371 * the decoded data doesn't stick around.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2372 * You must "Load" a brand new instance of
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2373 * the data. If you try using the same data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2374 * bad things may happen. This check will attempt
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2375 * to prevent sharing
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2376 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2377 if(0 == data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2378 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2379 if(data->in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2380 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2381 ALmixer_SetError("Can't play shared streamed sample because it is already in use");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2382 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2383 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2384
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2385 /* Make sure SDL_sound sample is not at EOF.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2386 * This mainly affects streamed files,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2387 * so the check is placed here
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2388 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2389 if(data->eof)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2390 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2391 if( -1 == Internal_RewindData(data) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2392 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2393 ALmixer_SetError("Can't play sample because it is at EOF and cannot rewind");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2394 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2395 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2396 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2397 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2398 /* We need to provide the user with the first available channel */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2399 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2400 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2401 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2402 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2403 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2404 if(0 == ALmixer_Channel_List[i].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2405 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2406 channel = i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2407 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2408 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2409 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2410 /* if we couldn't find a channel, return an error */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2411 if(i == Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2412 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2413 ALmixer_SetError("No channels available for playing");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2414 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2415 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2416 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2417 /* If we didn't assign the channel number, make sure it's not
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2418 * out of bounds or in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2419 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2420 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2421 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2422 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2423 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2424 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2425 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2426 else if(ALmixer_Channel_List[channel].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2427 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2428 ALmixer_SetError("Requested channel (%d) is in use", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2429 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2430 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2431 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2432 /* Make sure the user doesn't enter some meaningless value */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2433 if(loops < -1)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2434 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2435 loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2436 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2437
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2438 /* loops will probably have to change to be controlled by SDL_Sound */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2439
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2440 /* Set up the initial values for playing */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2441 ALmixer_Channel_List[channel].channel_in_use = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2442 data->in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2443
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2444 /* Shouldn't need updating until a callback is fired
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2445 * (assuming that we call Play in this function
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2446 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2447 ALmixer_Channel_List[channel].needs_stream = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2448 ALmixer_Channel_List[channel].almixer_data = data;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2449 ALmixer_Channel_List[channel].start_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2450
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2451 /* If user entered -1 (or less), set to -1 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2452 if(ticks < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2453 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2454 ALmixer_Channel_List[channel].expire_ticks = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2455 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2456 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2457 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2458 ALmixer_Channel_List[channel].expire_ticks = ticks;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2459 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2460
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2461
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2462 ALmixer_Channel_List[channel].halted = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2463 ALmixer_Channel_List[channel].paused = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2464
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2465 /* Ran just use OpenAL to control loops if predecoded and infinite */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2466 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2467 if( (-1 == loops) && (data->decoded_all) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2468 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2469 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2470 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2471 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2472 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2473 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2474 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2475 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2476 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2477 fprintf(stderr, "13Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2478 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2479 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2480
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2481 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2482 /* Because of the corner case, predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2483 * files must add +1 to the loops.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2484 * Streams do not have this problem
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2485 * because they can use the eof flag to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2486 * avoid the conflict.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2487 * Sharing data chunks prevents the use of the eof flag.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2488 * Since streams, cannot share, only predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2489 * files are affected
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2490 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2491 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2492 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2493 /* Corner Case: Now that play calls are pushed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2494 * off to update(), the start call must
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2495 * also come through here. So, start loops
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2496 * must be +1
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2497 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2498 if(-1 == loops)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2499 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2500 /* -1 is a special case, and you don't want
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2501 * to add +1 to it */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2502 ALmixer_Channel_List[channel].loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2503 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2504 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2505 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2506 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2507 ALmixer_Channel_List[channel].loops = loops+1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2508 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2509 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2510 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2511 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2512 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2513 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2514 /* Can we really loop on streamed data? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2515 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2516 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2517 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2518
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2519 /* Should I start playing here or pass the buck to update? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2520 /* Unlike SDL_SoundMixer, I think I'll do it here because
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2521 * this library isn't a *total* hack and OpenAL has more
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2522 * built in functionality I need, so less needs to be
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2523 * controlled and directed through the update function.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2524 * The downside is less functionality is centralized.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2525 * The upside is that the update function should be
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2526 * easier to maintain.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2527 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2528
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2529 /* Clear the error flag */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2530 alGetError();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2531 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2532 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2533 /* Bind the data to the source */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2534 alSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2535 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2536 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2537 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2538 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2539 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2540 ALmixer_SetError("Could not bind data to source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2541 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2542 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2543 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2544 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2545
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2546 /* Make data available if access_data is enabled */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2547 Invoke_Predecoded_Channel_Data_Callback(channel, data);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2548 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2549 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2550 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2551 /* Need to use the streaming buffer for binding */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2552
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2553 ALuint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2554 ALuint j;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2555 data->num_buffers_in_use=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2556 /****** MODIFICATION must go here *********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2557 /* Since buffer queuing is pushed off until here to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2558 * avoid buffer conflicts, we must start reading
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2559 * data here. First we make sure we have at least one
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2560 * packet. Then we queue up until we hit our limit.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2561 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2562 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2563 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2564 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2565 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2566 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2567 /* No data or error */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2568 ALmixer_SetError("Could not get data for streamed PlayChannel: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2569 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2570 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2571 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2572 /* Increment the number of buffers in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2573 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2574
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2575
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2576 /* Now we need to fill up the rest of the buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2577 * There is a corner case where we run out of data
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2578 * before the last buffer is filled.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2579 * Stop conditions are we run out of
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2580 * data or we max out our preload buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2581 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2582
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2583 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2584 fprintf(stderr, "Filling buffer #%d (AL id is %d)\n", 0, data->buffer[0]);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2585 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2586 for(j=1; j<data->num_startup_buffers; j++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2587 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2588 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2589 fprintf(stderr, "Filling buffer #%d (AL id is %d)\n", j, data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2590 fprintf(stderr, ">>>>>>>>>>>>>>>>>>HACK for GetMoreData2\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2591 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2592 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2593 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2594 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2595 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2596 * This might be a problem. I made a mistake with the types. I accidentally
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2597 * made the bytes returned an ALint and returned -1 on error.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2598 * Bytes returned should be a ALuint, so now I no longer have a -1 case
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2599 * to check. I hope I didn't break anything here
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2600 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2601 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2602 if(bytes_returned < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2603 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2604 /* Error found */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2605 ALmixer_SetError("Could not get data for additional startup buffers for PlayChannel: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2606 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2607 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2608 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2609 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2610 else if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2611 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2612 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2613 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2614 /* No more data to buffer */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2615 /* Check for loops */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2616 if( ALmixer_Channel_List[channel].loops != 0 )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2617 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2618 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2619 fprintf(stderr, "Need to rewind. In RAMPUP, handling loop\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2620 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2621 if(0 == Sound_Rewind(data->sample))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2622 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2623 fprintf(stderr, "error in rewind\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2624 ALmixer_SetError( Sound_GetError() );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2625 ALmixer_Channel_List[channel].loops = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2626 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2627 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2628 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2629 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2630 /* Remember to reset the data->eof flag */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2631 data->eof = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2632 if(ALmixer_Channel_List[channel].loops > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2633 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2634 ALmixer_Channel_List[channel].loops--;
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2635 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2636 fprintf(stderr, "Inside 000 >>>>>>>>>>Loops=%d\n", ALmixer_Channel_List[channel].loops);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2637 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2638 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2639 /* Would like to redo the loop, but due to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2640 * Sound_Rewind() bugs, we would risk falling
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2641 * into an infinite loop
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2642 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2643 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2644 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2645 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2646 if(bytes_returned <= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2647 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2648 ALmixer_SetError("Could not get data: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2649 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2650 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2651 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2652 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2653 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2654 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2655 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2656 /* No loops to do so quit here */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2657 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2658 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2659 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2660 /* Increment the number of buffers in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2661 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2662 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2663 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2664 fprintf(stderr, "In PlayChannel, about to queue: source=%d, num_buffers_in_use=%d\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2665 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2666 data->num_buffers_in_use);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2667 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2668
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2669 alSourceQueueBuffers(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2670 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2671 data->num_buffers_in_use,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2672 data->buffer);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2673 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2674 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2675 ALmixer_SetError("Could not bind data to source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2676 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2677 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2678 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2679 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2680 /* This is part of the hideous Nvidia workaround. In order to figure out
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2681 * which buffer to show during callbacks (for things like
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2682 * o-scopes), I must keep a copy of the buffers that are queued in my own
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2683 * data structure. This code will be called only if
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2684 * "access_data" was set, indicated by whether the queue is NULL.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2685 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2686 if(data->circular_buffer_queue != NULL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2687 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2688 ALuint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2689 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2690 for(k=0; k<data->num_buffers_in_use; k++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2691 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2692 // fprintf(stderr, "56c: CircularQueue_PushBack.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2693 queue_ret_flag = CircularQueueUnsignedInt_PushBack(data->circular_buffer_queue, data->buffer[k]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2694 if(0 == queue_ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2695 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2696 fprintf(stderr, "Serious internal error: CircularQueue could not push into queue.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2697 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2698 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2699 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2700 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2701 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2702 fprintf(stderr, "Queue in PlayTimed\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2703 CircularQueueUnsignedInt_Print(data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2704 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2705 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2706 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2707 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2708
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2709
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2710 /****** END **********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2711 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2712 /* We have finished loading the data (predecoded or queued)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2713 * so now we can play
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2714 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2715 alSourcePlay(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2716 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2717 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2718 ALmixer_SetError("Play failed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2719 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2720 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2721 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2722 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2723
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2724 /* Add to the counter that something is playing */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2725 Is_Playing_global++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2726 if(-1 == ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2727 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2728 fprintf(stderr, "BACKDOOR ERROR >>>>>>>>>>>>>>>>>>\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2729 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2730 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2731 return channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2732 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2733
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2734
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2735 /* In case the user wants to specify a source instead of a channel,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2736 * they may use this function. This function will look up the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2737 * source-to-channel map, and convert the call into a
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2738 * PlayChannelTimed() function call.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2739 * Returns the channel it's being played on.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2740 * Note: If you are prefer this method, then you need to be careful
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2741 * about using PlayChannel, particularly if you request the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2742 * first available channels because source and channels have
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2743 * a one-to-one mapping in this API. It is quite easy for
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2744 * a channel/source to already be in use because of this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2745 * In this event, an error message will be returned to you.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2746 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2747 static ALuint Internal_PlaySourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2748 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2749 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2750 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2751 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2752 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2753 retval = Internal_PlayChannelTimed(-1, data, loops, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2754 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2755 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2756 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2757 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2758 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2759 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2760 return Internal_GetSource(retval);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2761 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2762 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2763
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2764 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2765 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2766 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2767 ALmixer_SetError("Cannot Play source: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2768 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2769 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2770 retval = Internal_PlayChannelTimed(channel, data, loops, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2771 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2772 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2773 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2774 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2775 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2776 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2777 return source;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2778 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2779 /* make compiler happy */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2780 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2781 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2782
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2783
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2784
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2785
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2786 /* Returns the channel or number of channels actually paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2787
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2788 static ALint Internal_PauseChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2789 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2790 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2791 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2792 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2793 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2794
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2795 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2796 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2797 ALmixer_SetError("Cannot pause channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2798 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2799 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2800
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2801 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2802 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2803 fprintf(stderr, "28Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2804 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2805 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2806 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2807 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2808
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2809 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2810 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2811 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2812 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2813 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2814 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2815 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2816 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2817 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2818 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2819 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2820 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2821 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2822 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2823 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2824 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2825 fprintf(stderr, "29Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2826 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2827 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2828 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2829 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2830 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2831 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2832
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2833 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2834 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2835 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2836 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2837 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2838 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2839 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2840 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2841 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2842 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2843 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2844 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2845 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2846 ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2847 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2848 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2849 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2850 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2851 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2852 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2853 ALmixer_Channel_List[channel].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2854 ALmixer_Channel_List[channel].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2855 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2856 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2857 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2858 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2859 if(ALmixer_Channel_List[channel].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2860 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2861 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2862 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2863 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2864 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2865 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2866 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2867 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2868 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2869 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2870 ALmixer_Channel_List[channel].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2871 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2872 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2873 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2874 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2875 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2876 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2877 ALmixer_Channel_List[channel].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2878 ALmixer_Channel_List[channel].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2879 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2880 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2881 if(ALmixer_Channel_List[channel].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2882 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2883 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2884 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2885 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2886 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2887 } /* End If in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2888 } /* End specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2889 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2890 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2891 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2892 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2893 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2894 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2895 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2896 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2897 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2898 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2899 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2900 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2901 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2902 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2903 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2904 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2905 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2906 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2907 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2908 fprintf(stderr, "30Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2909 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2910 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2911 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2912 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2913 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2914 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2915
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2916 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2917 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2918 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2919 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2920 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2921 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2922 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2923 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2924 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2925 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2926 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2927 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2928 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2929 ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2930 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2931 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2932 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2933 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2934 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2935 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2936 ALmixer_Channel_List[i].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2937 ALmixer_Channel_List[i].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2938 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2939 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2940 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2941 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2942 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2943 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2944 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2945 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2946 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2947 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2948 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2949 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2950 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2951 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2952 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2953 ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2954 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2955 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2956 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2957 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2958 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2959 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2960 ALmixer_Channel_List[i].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2961 ALmixer_Channel_List[i].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2962 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2963 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2964 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2965 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2966 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2967 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2968 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2969 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2970 } /* End channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2971 } /* End for-loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2972 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2973 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2974 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2975 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2976 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2977 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2978 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2979
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2980 /* Returns the channel or number of channels actually paused */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2981 static ALint Internal_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2982 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2983 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2984 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2985 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2986 return Internal_PauseChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2987 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2988
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2989 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2990 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2991 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2992 ALmixer_SetError("Cannot pause source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2993 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2994 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2995 return Internal_PauseChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2996 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2997
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2998
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2999
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3000 static ALint Internal_ResumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3001 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3002 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3003 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3004 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3005 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3006
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3007 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3008 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3009 ALmixer_SetError("Cannot pause channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3010 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3011 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3012
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3013 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3014 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3015 fprintf(stderr, "31Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3016 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3017 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3018 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3019 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3020
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3021 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3022 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3023 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3024 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3025 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3026 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3027 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3028 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3029 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3030 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3031 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3032 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3033 fprintf(stderr, "32Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3034 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3035 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3036 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3037 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3038 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3039 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3040
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3041 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3042 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3043 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3044 ALmixer_Channel_List[channel].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3045 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3046 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3047 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3048 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3049 ALmixer_Channel_List[channel].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3050 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3051
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3052 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3053 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3054 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3055 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3056 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3057 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3058 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3059 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3060 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3061 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3062 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3063 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3064 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3065 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3066 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3067 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3068 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3069 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3070 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3071 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3072 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3073 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3074 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3075 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3076 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3077 fprintf(stderr, "33Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3078 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3079 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3080 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3081 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3082 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3083 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3084
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3085 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3086 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3087 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3088 ALmixer_Channel_List[i].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3089 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3090 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3091 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3092 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3093 ALmixer_Channel_List[i].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3094 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3095
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3096 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3097 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3098 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3099 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3100 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3101 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3102 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3103 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3104 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3105 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3106 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3107 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3108 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3109 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3110 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3111 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3112 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3113
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3114
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3115 static ALint Internal_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3116 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3117 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3118 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3119 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3120 return Internal_ResumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3121 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3122
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3123 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3124 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3125 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3126 ALmixer_SetError("Cannot resume source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3127 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3128 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3129 return Internal_ResumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3130 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3131
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3132
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3133 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3134 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3135 * Play automatically rewinds if at the end */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3136 static ALboolean Internal_SeekData(ALmixer_Data* data, ALuint msec)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3137 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3138 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3139
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3140 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3141 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3142 ALmixer_SetError("Cannot Seek because data is NULL");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3143 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3144 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3145
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3146 /* Seek for predecoded files involves moving the chunk pointer around */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3147 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3148 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3149 ALuint byte_position;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3150
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3151 /* OpenAL doesn't seem to like it if I change the buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3152 * while playing (crashes), so I must require that Seek only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3153 * be done when the data is not in use.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3154 * Since data may be shared among multiple sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3155 * I can't shut them down myself, so I have to return an error.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3156 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3157 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3158 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3159 ALmixer_SetError("Cannot seek on predecoded data while instances are playing");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3160 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3161 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3162 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3163 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3164 ALmixer_SetError("Seek support for predecoded samples was not compiled in");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3165 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3166
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3167 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3168 /* By default, ALmixer frees the Sound_Sample for predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3169 * samples because of the potential memory waste.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3170 * However, to seek a sample, we need to have a full
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3171 * copy of the data around. So the strategy is to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3172 * recreate a hackish Sound_Sample to be used for seeking
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3173 * purposes. If Sound_Sample is NULL, we will reallocate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3174 * memory for it and then procede as if everything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3175 * was normal.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3176 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3177 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3178 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3179 if( -1 == Reconstruct_Sound_Sample(data) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3180 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3181 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3182 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3183 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3184 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3185 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3186 /* If access_data was set, then we still have the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3187 * Sound_Sample and we can move around in the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3188 * If it was not set, the data has been freed and we
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3189 * cannot do anything because there is no way to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3190 * recover the data because OpenAL won't let us
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3191 * get access to the buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3192 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3193 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3194 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3195 ALmixer_SetError("Cannot seek because access_data flag was set false when data was initialized");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3196 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3197 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3198
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3199 byte_position = Convert_Msec_To_Byte_Pos(&data->sample->desired, msec);
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3200 retval = Set_Predecoded_Seek_Position(data, byte_position);
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3201 if(-1 == retval)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3202 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3203 return AL_FALSE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3204 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3205 else
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3206 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3207 return AL_TRUE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3208 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3209
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3210 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3211 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3212 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3213 /* Reset eof flag?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3214 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3215 retval = Sound_Seek(data->sample, msec);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3216 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3217 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3218 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3219
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3220 fprintf(stderr, "Sound seek error: %s\n", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3221 /* Try rewinding to clean up? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3222 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3223 Internal_RewindData(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3224 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3225 return AL_FALSE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3226 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3227 return AL_TRUE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3228 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3229
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3230 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3231 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3232
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3233
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3234 static ALint Internal_SeekChannel(ALint channel, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3235 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3236 ALint retval = 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3237 ALenum error;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3238 ALint state;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3239 ALint running_count = 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3240
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3241 if(0 == msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3242 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3243 return Internal_RewindChannel(channel);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3244 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3245
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3246 if(channel >= Number_of_Channels_global)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3247 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3248 ALmixer_SetError("Cannot seek channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3249 return -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3250 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3251
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3252 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3253 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3254 fprintf(stderr, "24Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3255 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3256 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3257 /* Clear error */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3258 alGetError();
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3259
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3260 /* If the user specified a specific channel */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3261 if(channel >= 0)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3262 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3263 /* only need to process channel if in use */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3264 if(ALmixer_Channel_List[channel].channel_in_use)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3265 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3266
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3267 /* What should I do? Do I just rewind the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3268 * or also rewind the data? Since the data is
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3269 * shared, let's make it the user's responsibility
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3270 * to rewind the data.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3271 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3272 if(ALmixer_Channel_List[channel].almixer_data->decoded_all)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3273 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3274 /* convert milliseconds to seconds */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3275 ALfloat sec_offset = msec / 1000.0f;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3276
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3277 alGetSourcei(
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3278 ALmixer_Channel_List[channel].alsource,
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3279 AL_SOURCE_STATE, &state
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3280 );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3281 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3282 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3283 fprintf(stderr, "25Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3284 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3285 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3286 /* OpenAL seek */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3287 alSourcef(ALmixer_Channel_List[channel].alsource, AL_SEC_OFFSET, sec_offset);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3288 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3289 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3290 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3291 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3292 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3293 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3294 /* Need to resume playback if it was originally playing */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3295 if(AL_PLAYING == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3296 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3297 alSourcePlay(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3298 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3299 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3300 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3301 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3302 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3303 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3304 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3305 else if(AL_PAUSED == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3306 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3307 /* HACK: The problem is that when paused, after
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3308 * the Rewind, I can't get it off the INITIAL
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3309 * state without restarting
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3310 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3311 alSourcePlay(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3312 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3313 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3314 fprintf(stderr, "25Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3315 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3316 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3317 alSourcePause(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3318 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3319 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3320 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3321 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3322 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3323 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3324 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3325 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3326 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3327 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3328 /* Streamed data is different. Rewinding the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3329 * does no good. Rewinding the data will have an
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3330 * effect, but it will be lagged based on how
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3331 * much data is queued. Recommend users call Halt
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3332 * before rewind if they want immediate results.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3333 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3334 retval = Internal_SeekData(ALmixer_Channel_List[channel].almixer_data, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3335 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3336 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3337 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3338 /* The user wants to rewind all channels */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3339 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3340 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3341 ALint i;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3342 ALfloat sec_offset = msec / 1000.0f;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3343
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3344 for(i=0; i<Number_of_Channels_global; i++)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3345 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3346 /* only need to process channel if in use */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3347 if(ALmixer_Channel_List[i].channel_in_use)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3348 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3349 /* What should I do? Do I just rewind the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3350 * or also rewind the data? Since the data is
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3351 * shared, let's make it the user's responsibility
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3352 * to rewind the data.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3353 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3354 if(ALmixer_Channel_List[i].almixer_data->decoded_all)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3355 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3356 alGetSourcei(
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3357 ALmixer_Channel_List[i].alsource,
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3358 AL_SOURCE_STATE, &state
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3359 );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3360 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3361 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3362 fprintf(stderr, "26Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3363 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3364 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3365
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3366 alSourcef(ALmixer_Channel_List[channel].alsource, AL_SEC_OFFSET, sec_offset);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3367 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3368 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3369 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3370 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3371 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3372 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3373 /* Need to resume playback if it was originally playing */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3374 if(AL_PLAYING == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3375 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3376 alSourcePlay(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3377 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3378 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3379 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3380 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3381 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3382 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3383 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3384 else if(AL_PAUSED == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3385 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3386 /* HACK: The problem is that when paused, after
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3387 * the Rewind, I can't get it off the INITIAL
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3388 * state without restarting
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3389 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3390 alSourcePlay(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3391 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3392 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3393 fprintf(stderr, "27Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3394 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3395 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3396 alSourcePause(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3397 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3398 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3399 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3400 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3401 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3402 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3403 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3404 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3405 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3406 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3407 /* Streamed data is different. Rewinding the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3408 * does no good. Rewinding the data will have an
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3409 * effect, but it will be lagged based on how
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3410 * much data is queued. Recommend users call Halt
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3411 * before rewind if they want immediate results.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3412 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3413 running_count += Internal_SeekData(ALmixer_Channel_List[i].almixer_data, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3414 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3415 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3416 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3417 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3418 if(-1 == retval)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3419 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3420 return -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3421 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3422 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3423 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3424 return running_count;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3425 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3426
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3427 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3428
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3429 static ALint Internal_SeekSource(ALuint source, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3430 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3431 ALint channel;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3432 if(0 == source)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3433 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3434 return Internal_SeekChannel(-1, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3435 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3436
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3437 channel = Internal_GetChannel(source);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3438 if(-1 == channel)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3439 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3440 ALmixer_SetError("Cannot seek source: %s", ALmixer_GetError());
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3441 return 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3442 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3443 return Internal_SeekChannel(channel, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3444 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3445
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3446
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3447
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3448 static ALint Internal_FadeInChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3449 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3450 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3451 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3452 ALfloat original_value;
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
3453 /* ALuint current_time = ALmixer_GetTicks(); */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3454 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3455
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3456
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3457
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3458 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3459 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3460 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3461 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3462 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3463 /* Let's call PlayChannelTimed to do the job.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3464 * There are two catches:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3465 * First is that we must set the volumes before the play call(s).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3466 * Second is that we must initialize the channel values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3467 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3468
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3469 if(channel < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3470 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3471 /* This might cause a problem for threads/race conditions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3472 * We need to set the volume on an unknown channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3473 * so we need to request a channel first. Remember
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3474 * that requesting a channel doesn't lock and it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3475 * could be surrendered to somebody else before we claim it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3476 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3477 channel = Internal_GetChannel(0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3478 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3479 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3480 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3481 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3482 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3483 else if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3484 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3485 ALmixer_SetError("Channel %d is already in use", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3486 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3487 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3488
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3489
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3490 /* Get the original volume in case of a problem */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3491 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3492 AL_GAIN, &original_value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3493
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3494 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3495 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3496 fprintf(stderr, "35Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3497 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3498 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3499 ALmixer_Channel_List[channel].fade_end_volume = original_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3500
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3501 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3502 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3503 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3504 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3505 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3506 fprintf(stderr, "36Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3507 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3508 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3509 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3510
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3511 /* Set the actual volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3512 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3513 AL_GAIN, value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3514 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3515 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3516 fprintf(stderr, "37Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3517 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3518 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3519
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3520
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3521 /* Now call PlayChannelTimed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3522 retval = Internal_PlayChannelTimed(channel, data, loops, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3523 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3524 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3525 /* Chance of failure is actually pretty high since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3526 * a channel might already be in use or streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3527 * data can be shared
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3528 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3529 /* Restore the original value to avoid accidental
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3530 * distruption of playback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3531 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3532 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3533 AL_GAIN, original_value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3534 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3535 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3536 fprintf(stderr, "38Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3537 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3538 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3539 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3540 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3541
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3542 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3543 * If zero, just call PlayChannelTimed at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3544 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3545 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3546 if(0 == fade_ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3547 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3548 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3549 AL_GAIN,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3550 ALmixer_Channel_List[channel].fade_end_volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3551 );
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3552 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3553 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3554 fprintf(stderr, "39Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3555 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3556 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3557
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3558 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3559 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3560
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3561 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3562 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3563 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3564 ALmixer_Channel_List[channel].fade_start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3565 = ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3566 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3567 ALmixer_Channel_List[channel].fade_expire_ticks = fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3568
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3569 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3570 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3571
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3572 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3573
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3574 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3575
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3576
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3577 static ALuint Internal_FadeInSourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3578 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3579 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3580 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3581 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3582 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3583 retval = Internal_FadeInChannelTimed(-1, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3584 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3585 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3586 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3587 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3588 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3589 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3590 return Internal_GetSource(retval);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3591 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3592 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3593
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3594 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3595 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3596 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3597 ALmixer_SetError("Cannot FadeIn source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3598 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3599 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3600 retval = Internal_FadeInChannelTimed(channel, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3601 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3602 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3603 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3604 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3605 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3606 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3607 return source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3608 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3609 /* make compiler happy */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3610 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3611 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3612
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3614
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3615
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3616 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3617 * It starts at the current volume level and goes down */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3618 static ALint Internal_FadeOutChannel(ALint channel, ALuint ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3619 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3620 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3621 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3622 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3623 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3624
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3625 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3626 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3627 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3628 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3629 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3630 {
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
3631 return Internal_HaltChannel(channel, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3632 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3633
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3634
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3635 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3636 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3637 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3638 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3639 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3640
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3641 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3642 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3643 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3644 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3645 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3646 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3647 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3648 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3649 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3650 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3651 fprintf(stderr, "40Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3652 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3653 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3654
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3655 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3656 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3657 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3658 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3659 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3660 fprintf(stderr, "41Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3661 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3662 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3663 ALmixer_Channel_List[channel].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3664
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3665 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3666 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3667 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3668 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3669 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3670 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3671 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3672 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3673 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3674 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3675
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3676 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3677 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3678
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3679 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3680 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3681 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3682 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3683 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3684 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3685 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3686 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3687 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3688 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3689 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3690 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3691 alGetSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3692 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3693 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3694 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3695 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3696 fprintf(stderr, "42Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3697 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3698 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3699
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3700 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3701 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3702 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3703 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3704 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3705 fprintf(stderr, "43Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3706 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3707 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3708 ALmixer_Channel_List[i].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3709
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3710 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3711 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3712 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3713 ALmixer_Channel_List[i].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3714 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3715 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3716 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3717 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3718 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3719 ALmixer_Channel_List[i].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3720
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3721 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3722 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3723
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3724 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3725 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3726 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3727 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3728 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3729 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3730
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3731
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3732 static ALint Internal_FadeOutSource(ALuint source, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3733 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3734 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3735 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3736 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3737 return Internal_FadeOutChannel(-1, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3738 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3739
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3740 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3741 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3742 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3743 ALmixer_SetError("Cannot FadeOut source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3744 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3745 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3746 return Internal_FadeOutChannel(channel, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3747 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3748
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3749
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3750 /* Will fade currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3751 * It starts at the current volume level and go to target
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3752 * Only affects channels that are playing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3753 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3754 static ALint Internal_FadeChannel(ALint channel, ALuint ticks, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3755 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3756 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3757 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3758 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3759 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3760
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3761 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3762 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3763 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3764 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3765 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3766
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3767 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3768 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3769 if(volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3770 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3771 volume = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3772 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3773 else if(volume > ALmixer_Channel_List[channel].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3774 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3775 volume = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3776 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3777
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3778 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3779 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3780 if(ticks > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3781 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3782 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3783 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3784 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3785 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3786 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3787 fprintf(stderr, "44Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3788 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3789 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3790 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3791
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3792 /* Set the target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3793 ALmixer_Channel_List[channel].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3794
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3795 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3796 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3797 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3798 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3799 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3800 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3801
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3802 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3803 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3804 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3805 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3806 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3807 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3808 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3809 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3810 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3811 fprintf(stderr, "45Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3812 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3813 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3814 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3815 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3816 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3817 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3818 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3819 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3820 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3821 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3822 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3823 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3824 if(volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3825 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3826 volume = ALmixer_Channel_List[i].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3827 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3828 else if(volume > ALmixer_Channel_List[i].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3829 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3830 volume = ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3831 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3832
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3833 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3834 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3835 if(ticks > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3836 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3837 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3838 alGetSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3839 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3840 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3841 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3842 fprintf(stderr, "46Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3843 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3844 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3845 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3846
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3847 /* Set target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3848 ALmixer_Channel_List[i].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3849
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3850 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3851 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3852 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3853 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3854 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3855 ALmixer_Channel_List[i].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3856
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3857 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3858 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3859 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3860 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3861 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3862 alSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3863 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3864 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3865 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3866 fprintf(stderr, "47Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3867 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3868 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3869 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3870 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3871 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3872 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3873 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3874 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3875 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3876
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3877 static ALint Internal_FadeSource(ALuint source, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3878 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3879 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3880 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3881 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3882 return Internal_FadeChannel(-1, ticks, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3883 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3884
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3885 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3886 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3887 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3888 ALmixer_SetError("Cannot Fade source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3889 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3890 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3891 return Internal_FadeChannel(channel, ticks, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3892 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3893
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3894
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3895
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3896
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3897 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3898 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3899 static ALboolean Internal_SetVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3900 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3901 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3902 ALboolean retval = AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3903
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3904 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3905 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3906 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3907 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3908 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3909
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3910 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3911 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3912 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3913 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3914 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3915 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3916 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3917 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3918 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3919 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3920 alSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3921 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3922 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3923 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3924 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3925 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3926 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3927 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3928 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3929 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3930 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3931 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3932 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3933 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3934 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3935 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3936 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3937 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3938 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3939 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3940 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3941 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3942 alSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3943 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3944 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3945 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3946 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3947 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3948 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3949 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3950 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3951 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3952 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3953 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3954
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3955 static ALboolean Internal_SetVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3956 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3957 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3958 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3959 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3960 return Internal_SetVolumeChannel(-1, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3961 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3962
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3963 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3964 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3965 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3966 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3967 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3968 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3969 return Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3970 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3971
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3972
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3973 static ALfloat Internal_GetVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3974 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3975 ALfloat value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3976 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3977 ALfloat running_total = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3978 ALfloat retval = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3979
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3980 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3981 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3982 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3983 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3984 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3985
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3986 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3987 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3988 alGetSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3989 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3990 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3991 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3992 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3993 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3994 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3995 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3996 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3997 retval = value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3998 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3999 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4000 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4001 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4002 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4003 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4004 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4005 alGetSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4006 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4007 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4008 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4009 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4010 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4011 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4012 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4013 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4014 running_total += value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4015 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4016 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4017 if(0 == Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4018 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4019 ALmixer_SetError("No channels are allocated");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4020 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4021 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4022 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4023 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4024 retval = running_total / Number_of_Channels_global;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4025 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4026 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4027 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4028 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4029
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4030 static ALfloat Internal_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4031 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4032 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4033 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4034 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4035 return Internal_GetVolumeChannel(-1);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4036 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4037
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4038 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4039 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4040 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4041 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4042 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4043 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4044
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4045 return Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4046 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4047
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4048
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4049
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4050 /* Set a volume regardless if it's in use or not.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4051 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4052 static ALboolean Internal_SetMaxVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4053 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4054 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4055 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4056
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4057 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4058 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4059 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4060 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4061 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4062
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4063 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4064 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4065 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4066 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4067 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4068 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4069 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4070 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4071 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4072 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4073 ALmixer_Channel_List[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4074 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4075 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4076 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4077 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4078 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4079 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4080 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4081 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4082 if(ALmixer_Channel_List[channel].max_volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4083 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4084 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4085 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4086 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4087 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4088 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4089 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4090 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4091 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4092 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4093 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4094 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4095 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4096 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4097 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4098 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4099 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4100 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4101 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4102 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4103 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4104 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4105 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4106 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4107 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4108 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4109 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4110 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4111 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4112 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4113 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4114 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4115 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4116 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4117 if(ALmixer_Channel_List[i].max_volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4118 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4119 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4120 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4121 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4122 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4123 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4124 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4125 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4126 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4127 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4128 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4129 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4130 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4131 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4132 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4133
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4134 static ALint Internal_SetMaxVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4135 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4136 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4137 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4138 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4139 return Internal_SetMaxVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4140 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4141
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4142 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4143 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4144 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4145 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4146 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4147 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4148 return Internal_SetMaxVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4149 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4150
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4151 static ALfloat Internal_GetMaxVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4152 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4153 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4154 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4155 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4156 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4157 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4158 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4159
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4160 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4161 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4162 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4163 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4164 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4165
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4166 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4167 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4168 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4169 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4170 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4171 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4172 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4173 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4174 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4175 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4176 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4177 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4178 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4179 retval = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4180 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4181 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4182 retval = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4183
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4184 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4185 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4186 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4187 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4188 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4189 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4190 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4191 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4192 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4193 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4194 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4195 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4196 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4197 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4198 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4199 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4200 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4201 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4202 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4203 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4204 running_total += ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4205 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4206 if(0 == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4207 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4208 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4209 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4210 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4211 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4212 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4213 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4214 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4215 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4216 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4217 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4218
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4219 static ALfloat Internal_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4220 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4221 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4222 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4223 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4224 return Internal_GetMaxVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4225 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4226
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4227 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4228 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4229 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4230 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4231 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4232 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4233
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4234 return Internal_GetMaxVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4235 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4236
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4237
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4238 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4239 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4240 static ALboolean Internal_SetMinVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4241 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4242 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4243 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4244
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4245 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4246 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4247 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4248 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4249 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4250
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4251 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4252 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4253 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4254 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4255 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4256 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4257 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4258 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4259 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4260 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4261 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4262 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4263 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4264 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4265 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4266 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4267 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4268 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4269 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4270 if(ALmixer_Channel_List[channel].max_volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4271 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4272 ALmixer_Channel_List[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4273 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4274 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4275 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4276 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4277 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4278 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4279 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4280 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4281 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4282 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4283 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4284 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4285 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4286 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4287 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4288 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4289 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4290 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4291 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4292 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4293 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4294 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4295 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4296 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4297 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4298 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4299 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4300 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4301 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4302 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4303 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4304 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4305 if(ALmixer_Channel_List[i].max_volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4306 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4307 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4308 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4309 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4310 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4311 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4312 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4313 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4314 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4315 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4316 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4317 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4318 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4319 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4320 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4321
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4322 static ALboolean Internal_SetMinVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4323 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4324 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4325 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4326 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4327 return Internal_SetMinVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4328 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4329
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4330 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4331 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4332 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4333 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4334 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4335 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4336 return Internal_SetMinVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4337 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4338
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4339 static ALfloat Internal_GetMinVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4340 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4341 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4342 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4343 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4344 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4345 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4346 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4347
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4348 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4349 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4350 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4351 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4352 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4353
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4354 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4355 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4356 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4357 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4358 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4359 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4360 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4361 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4362 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4363 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4364 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4365 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4366 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4367 retval = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4368 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4369 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4370 retval = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4371
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4372 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4373 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4374 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4375 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4376 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4377 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4378 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4379 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4380 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4381 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4382 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4383 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4384 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4385 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4386 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4387 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4388 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4389 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4390 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4391 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4392 running_total += ALmixer_Channel_List[i].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4393 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4394 if(0 == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4395 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4396 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4397 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4398 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4399 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4400 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4401 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4402 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4403 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4404 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4405 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4406
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4407 static ALfloat Internal_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4408 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4409 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4410 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4411 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4412 return Internal_GetMinVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4413 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4414
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4415 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4416 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4417 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4418 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4419 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4420 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4421
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4422 return Internal_GetMinVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4423 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4424
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4425
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4426 /* Changes the listener volume */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4427 static ALboolean Internal_SetMasterVolume(ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4428 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4429 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4430 alListenerf(AL_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4431 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4432 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4433 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4434 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4435 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4436 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4437 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4438 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4439
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4440 static ALfloat Internal_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4441 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4442 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4443 ALfloat volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4444 alGetListenerf(AL_GAIN, &volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4445 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4446 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4447 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4448 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4449 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4450 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4451 return volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4452 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4453
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4454
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4455
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4456
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4457 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4458 * It starts at the current volume level and goes down */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4459 static ALint Internal_ExpireChannel(ALint channel, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4460 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4461 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4462 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4463
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4464 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4465 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4466 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4467 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4468 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4469 {
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
4470 return Internal_HaltChannel(channel, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4471 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4472 if(ticks < -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4473 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4474 ticks = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4475 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4476
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4477
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4478 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4479 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4480 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4481 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4482 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4483
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4484 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4485 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4486 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4487 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4488 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4489 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4490 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4491 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4492
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4493 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4494 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4495 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4496 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4497 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4498 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4499 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4500 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4501 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4502 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4503 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4504 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4505 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4506 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4507 ALmixer_Channel_List[i].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4508
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4509 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4510 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4511 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4512 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4513 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4514 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4515
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4516
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4517 static ALint Internal_ExpireSource(ALuint source, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4518 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4519 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4520 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4521 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4522 return Internal_ExpireChannel(-1, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4523 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4524
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4525 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4526 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4527 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4528 ALmixer_SetError("Cannot Expire source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4529 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4530 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4531 return Internal_ExpireChannel(channel, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4532 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4533
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4534
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4535 static ALint Internal_QueryChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4536 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4537 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4538 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4539 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4540 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4541 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4542 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4543 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4544
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4545 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4546 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4547 return ALmixer_Channel_List[channel].channel_in_use;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4548 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4549
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4550 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4551 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4552 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4553 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4554 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4555 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4556 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4557 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4558 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4559 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4560
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4561
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4562 static ALint Internal_QuerySource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4563 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4564 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4565 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4566 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4567 return Internal_QueryChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4568 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4569
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4570 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4571 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4572 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4573 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4574 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4575 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4576
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4577 return Internal_QueryChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4578 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4579
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4580
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4581 static ALuint Internal_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4582 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4583 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4584 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4585
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4586
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4587 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4588 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4589 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4590 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4591 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4592 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4593 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4594 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4595 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4596 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4597
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4598 static ALuint Internal_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4599 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4600 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4601 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4602
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4603
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4604 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4605 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4606 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4607 if( ! ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4608 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4609 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4610 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4611 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4612 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4613 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4614
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4615 static ALuint Internal_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4616 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4617 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4618 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4619
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4620
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4621 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4622 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4623 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4624 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4625 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4626 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4627 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4628 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4629 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4630 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4631
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4632 static ALuint Internal_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4633 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4634 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4635 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4636
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4637
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4638 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4639 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4640 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4641 if( ! ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4642 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4643 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4645 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4646 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4647 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4648
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4649
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4650 static ALint Internal_PlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4651 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4652 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4653 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4654 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4655
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4656 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4657 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4658 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4659 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4660 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4661
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4662 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4663 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4664 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4665 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4666 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4667 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4668 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4669 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4670 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4671 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4672 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4673 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4674 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4675 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4676 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4677
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4678 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4679 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4680 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4681 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4682 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4683 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4684 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4685 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4686 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4687 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4688 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4689 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4690 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4691 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4692 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4693 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4694 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4695
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4696
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4697 static ALint Internal_PlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4698 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4699 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4700 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4701 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4702 return Internal_PlayingChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4703 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4704
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4705 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4706 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4707 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4708 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4709 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4710 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4711
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4712 return Internal_PlayingChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4713 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4714
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4715
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4716 static ALint Internal_PausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4717 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4718 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4719 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4720 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4721
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4722 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4723 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4724 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4725 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4726 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4727
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4728 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4729 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4730 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4731 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4732 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4733 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4734 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4735 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4736 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4737 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4738 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4739 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4740 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4741 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4742 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4743
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4744 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4745 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4746 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4747 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4748 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4749 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4750 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4751 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4752 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4753 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4754 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4755 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4756 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4757 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4758 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4759 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4760 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4761
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4762
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4763 static ALint Internal_PausedSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4764 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4765 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4766 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4767 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4768 return Internal_PausedChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4769 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4770
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4771 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4772 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4773 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4774 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4775 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4776 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4777
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4778 return Internal_PausedChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4779 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4780
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4781
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4782
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4783 static void Internal_FreeData(ALmixer_Data* data)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4784 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4785 ALenum error;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4786 if(NULL == data)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4787 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4788 return;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4789 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4790
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4791 if(data->decoded_all)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4792 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4793 /* If access_data was enabled, then the Sound_Sample*
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4794 * still exists. We need to free it
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4795 */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4796 if(data->sample != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4797 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4798 Sound_FreeSample(data->sample);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4799 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4800 alDeleteBuffers(1, data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4801 if((error = alGetError()) != AL_NO_ERROR)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4802 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4803 fprintf(stderr, "ALmixer_FreeData: alDeleteBuffers failed. %s\n", alGetString(error));
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4804 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4805 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4806 else
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4807 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4808 ALuint i;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4809
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4810 /* Delete buffer copies if access_data was enabled */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4811 if(data->buffer_map_list != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4812 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4813 for(i=0; i<data->max_queue_buffers; i++)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4814 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4815 free(data->buffer_map_list[i].data);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4816 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4817 free(data->buffer_map_list);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4818 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4819 if(data->circular_buffer_queue != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4820 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4821 CircularQueueUnsignedInt_FreeQueue(data->circular_buffer_queue);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4822 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4823
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4824 Sound_FreeSample(data->sample);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4825 alDeleteBuffers(data->max_queue_buffers, data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4826 if((error = alGetError()) != AL_NO_ERROR)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4827 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4828 fprintf(stderr, "ALmixer_FreeData: alDeleteBuffers failed. %s\n", alGetString(error));
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4829 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4830 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4831 free(data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4832
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4833 LinkedList_Remove(s_listOfALmixerData,
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4834 LinkedList_Find(s_listOfALmixerData, data, NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4835 );
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4836
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4837 free(data);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4838 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4839
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4840
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4841
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4842
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4843
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4844
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4845 /* Private function for Updating ALmixer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4846 * This is a very big and ugly function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4847 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4848 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4849 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4850 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4851 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4852 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4853 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4854 * It's mainly provided as a convenience.
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4855 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4856 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4857 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4858 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4859 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4860 static ALint Update_ALmixer(void* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4861 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4862 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4863 ALint error_flag = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4864 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4865 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4866 ALint i=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4867
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4868 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4869 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4870 #endif
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
4871 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4872 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4873 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4874 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4875 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4876 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4877 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4878
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4879 /* Bypass if in interruption event */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4880 if(NULL == alcGetCurrentContext())
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4881 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4882 #ifdef ENABLE_ALMIXER_THREADS
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4883 SDL_UnlockMutex(s_simpleLock);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4884 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4885 return 0;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4886 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4887
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4888 /* Check the quick flag to see if anything needs updating */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4889 /* If anything is playing, then we have to do work */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4890 if( 0 == Is_Playing_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4891 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4892 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4893 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4894 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4895 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4896 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4897 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4898 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4899 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4900 fprintf(stderr, "08Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4901 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4902 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4903 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4904
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4905 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4906 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4907 if( ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4908 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4909
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4910 /* For simplicity, before we do anything else,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4911 * we can check the timeout and fading values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4912 * and do the appropriate things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4913 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4914 ALuint current_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4915
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4916 /* Check to see if we need to halt due to Timed play */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4917 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4918 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4919 ALuint target_time = (ALuint)ALmixer_Channel_List[i].expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4920 + ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4921 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4922 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4923 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4924 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4925 fprintf(stderr, "06Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4926 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4927 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4928
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4929 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4930 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4931 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4932 * the times to compensate for the pause).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4933 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4934 if( (current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4935 && (state != AL_PAUSED) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4936 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4937 /* Stop the playback */
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
4938 Internal_HaltChannel(i, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4939 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4940 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4941 fprintf(stderr, "07Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4942 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4943 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4944
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4945 /* Everything should be done so go on to the next loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4946 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4947 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4948 } /* End if time expired check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4949
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4950 /* Check to see if we need to adjust the volume for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4951 if( ALmixer_Channel_List[i].fade_enabled )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4952 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4953 ALuint target_time = ALmixer_Channel_List[i].fade_expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4954 + ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4955 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4956 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4957 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4958 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4959 fprintf(stderr, "05Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4960 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4961 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4962
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4963 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4964 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4965 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4966 * the times to compensate for the pause).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4967 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4968 if(state != AL_PAUSED)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4969 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4970 ALfloat t;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4971 ALuint delta_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4972 ALfloat current_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4973 if(current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4974 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4975 /* Need to constrain value to the end time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4976 * (can't go pass the value for calculations)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4977 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4978 current_time = target_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4979 /* We can disable the fade flag now */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4980 ALmixer_Channel_List[i].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4981 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4982 /* Use the linear interpolation formula:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4983 * X = (1-t)x0 + tx1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4984 * where x0 would be the start value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4985 * and x1 is the final value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4986 * and t is delta_time*inv_time (adjusts 0 <= time <= 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4987 * delta_time = current_time-start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4988 * inv_time = 1/ (end_time-start_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4989 * so t = current_time-start_time / (end_time-start_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4990 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4991 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4992 delta_time = current_time - ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4993 t = (ALfloat) delta_time * ALmixer_Channel_List[i].fade_inv_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4994 current_volume = (1.0f-t) * ALmixer_Channel_List[i].fade_start_volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4995 + t * ALmixer_Channel_List[i].fade_end_volume;
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
4996 /*
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
4997 fprintf(stderr, "start_vol=%f, end_vol:%f, current_volume: %f\n", ALmixer_Channel_List[i].fade_start_volume, ALmixer_Channel_List[i].fade_end_volume, current_volume);
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
4998 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4999 /* Set the volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5000 alSourcef(ALmixer_Channel_List[i].alsource,
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
5001 AL_GAIN, current_volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5002 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5003 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5004 fprintf(stderr, "04Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5005 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5006 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5007
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5008 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5009 fprintf(stderr, "Current time =%d\n", current_time);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5010 fprintf(stderr, "Current vol=%f on channel %d\n", current_volume, i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5011 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5012 } /* End if not PAUSED */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5013 } /* End if fade_enabled */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5014
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5015
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5016 /* Okay, now that the time expired and fading stuff
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5017 * is done, do the rest of the hard stuff
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5018 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5019
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5020
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5021 /* For predecoded, check to see if done */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5022 if( ALmixer_Channel_List[i].almixer_data->decoded_all )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5023 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5024
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5025 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5026 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5027 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5028 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5029 fprintf(stderr, "For Predecoded\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5030
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5031 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5032 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5033 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5034 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5035 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5036 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5037 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5038 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5039 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5040 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5041 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5042 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5043 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5044 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5045 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5046 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5047 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5048 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5049 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5050 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5051 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5052
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5053 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5054 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5055 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5056 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5057 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5058
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5059 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5060 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5061 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5062 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5063
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5064 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5065 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5066 /* FIXME: Ugh! Somewhere an alError is being thrown ("Invalid Enum Value"), but I can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5067 * find it. It only seems to be thrown for OS X. I placed error messages after every al*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5068 * command I could find in the above loops, but the error doesn't seem to show
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5069 * up until around here. I mistook it for a get queued buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5070 * error in OS X. I don't think there's an error down there.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5071 * For now, I'm clearing the error here.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5072 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5073
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5074 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5075 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5076 fprintf(stderr, "03Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5077 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5078 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5079
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5080
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5081 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5082 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5083 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5084 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5085 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5086 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5087 fprintf(stderr, "02Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5088 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5089 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5090
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5091
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5092 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5093 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5094 /* Playback has ended.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5095 * Loop if necessary, or launch callback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5096 * and clear channel (or clear channel and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5097 * then launch callback?)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5098 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5099
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5100
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5101 /* Need to check for loops */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5102 if(ALmixer_Channel_List[i].loops != 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5103 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5104 /* Corner Case: If the buffer has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5105 * been modified using Seek,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5106 * the loop will start at the seek
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5107 * position.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5108 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5109 if(ALmixer_Channel_List[i].loops != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5110 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5111 ALmixer_Channel_List[i].loops--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5112 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5113 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5114 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5115 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5116 fprintf(stderr, "50Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5117 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5118 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5119 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5120 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5121 /* No loops. End play. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5122 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5123 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5124 /* Problem: It seems that when mixing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5125 * streamed and predecoded sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5126 * the previous instance lingers,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5127 * so we need to force remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5128 * the data from the source.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5129 * The sharing problem
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5130 * occurs when a previous predecoded buffer is played on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5131 * a source, and then a streamed source is played later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5132 * on that same source. OpenAL isn't consistently
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5133 * removing the previous buffer so both get played.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5134 * (Different dists seem to have different quirks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5135 * The problem might lead to crashes in the worst case.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5136 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5137 /* Additional problem: There is another
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5138 * inconsistency among OpenAL distributions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5139 * Both Loki and Creative Windows seem to keep
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5140 * the buffer queued which requires removing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5141 * But the Creative Macintosh version does
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5142 * not have any buffer queued after play
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5143 * and it returns the error: Invalid Enum Value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5144 * if I try to unqueue it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5145 * So I'm going to put in a check to see if I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5146 * can detect any buffers queued first
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5147 * and then unqueue them if I can see them.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5148 * Additional note: The new CoreAudio based
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5149 * implementation leaves it's buffer queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5150 * like Loki and Creative Windows. But
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5151 * considering all the problems I'm having
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5152 * with the different distributions, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5153 * check seems reasonable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5154 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5155 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5156 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5157 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5158 fprintf(stderr, "01Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5159 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5160 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5161
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5162 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5163 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5164 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5165 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5166 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5167 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5168 fprintf(stderr, "Error with unqueue, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5169 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5170 ALmixer_SetError("Failed detecting unqueued predecoded buffer (expected with OS X): %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5171 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5172 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5173 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5174 if(buffers_still_queued > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5175 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5176
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5177 #if 0 /* This triggers an error in OS X Core Audio. */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5178 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5179 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5180 1,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5181 ALmixer_Channel_List[i].almixer_data->buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5182 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5183 #else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5184 /* fprintf(stderr, "In the Bob Aron section...about to clear source\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5185 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5186 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5187 /* Rather than force unqueuing the buffer, let's see if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5188 * setting the buffer to none works (the OpenAL 1.0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5189 * Reference Annotation suggests this should work).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5190 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5191 alSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5192 AL_BUFFER, AL_NONE);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5193 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5194 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5195 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5196 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5197 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5198 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5199 fprintf(stderr, "Error with unqueue, after alSourceUnqueueBuffers, buffers_still_queued=%d, error is: %s", buffers_still_queued,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5200 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5201 ALmixer_SetError("Predecoded Unqueue buffer failed: %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5202 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5203 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5204 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5205
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5206 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5207
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5208 /* Launch callback */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5209 Invoke_Channel_Done_Callback(i, AL_TRUE);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5210
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5211 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5212 /* Subtract counter */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5213 Is_Playing_global--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5214
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5215
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5216 /* We're done for this loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5217 * Go to next channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5218 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5219 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5220 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5221 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5222 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5223 } /* End if decoded_all */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5224 /* For streamed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5225 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5226 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5227 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5228 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5229 ALint current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5230
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5231 ALuint unqueued_buffer_id;
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5232 ALuint number_of_buffers_to_queue_this_pass = ALmixer_Channel_List[i].almixer_data->num_target_buffers_per_pass;
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5233 ALuint current_count_of_buffer_queue_passes = 0;
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5234
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5235 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5236 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5237 fprintf(stderr, "For Streamed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5238
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5239 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5240 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5241 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5242 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5243 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5244 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5245 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5246 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5247 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5248 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5249 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5250 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5251 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5252 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5253 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5254 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5255 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5256 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5257 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5258 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5259 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5260 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5261 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5262 /* Get the number of buffers still queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5263 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5264 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5265 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5266 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5267 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5268 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5269 fprintf(stderr, "51Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5270 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5271 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5272 /* Get the number of buffers processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5273 * so we know if we need to refill
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5274 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5275 /* WARNING: It looks like Snow Leopard some times crashes on this call under x86_64
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5276 * typically when I suffer a lot of buffer underruns.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5277 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5278 // fprintf(stderr, "calling AL_BUFFERS_PROCESSED on source:%d", ALmixer_Channel_List[i].alsource);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5279 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5280 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5281 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5282 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5283 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5284 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5285 fprintf(stderr, "52Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5286 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5287 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5288 // fprintf(stderr, "finished AL_BUFFERS_PROCESSED, buffers_processed=%d", buffers_processed);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5289
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5290 /* WTF!!! The Nvidia distribution is failing on the alGetSourcei(source, AL_BUFFER, buf_id) call.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5291 * I need this call to figure out which buffer OpenAL is currently playing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5292 * It keeps returning an "Invalid Enum" error.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5293 * This is totally inane! It's a basic query.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5294 * By the spec, this functionality is not explicitly defined so Nvidia refuses to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5295 * fix this behavior, even though all other distributions work fine with this.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5296 * The only workaround for this is for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5297 * a significant rewrite of my code which requires me to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5298 * duplicate the OpenAL queued buffers state with my own
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5299 * code and try to derive what the current playing buffer is by indirect observation of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5300 * looking at buffers_processed. But of course this has a ton of downsides since my
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5301 * queries do not give me perfect timing of what OpenAL is actually doing and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5302 * the fact that some of the distributions seem to have buffer queuing problems
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5303 * with their query results (CoreAudio). This also means a ton of extra code
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5304 * on my side. The lack of support of a 1 line call has required me to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5305 * implement yet another entire state machine. <sigh>
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5306 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5307 #if 0 /* This code will not work until possibly OpenAL 1.1 because of Nvidia */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5308 /* Get the id to the current buffer playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5309 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5310 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5311 AL_BUFFER, &current_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5312 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5313 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5314 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5315 fprintf(stderr, "53Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5316 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5317 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5318
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5319 /* Before the hard stuff, check to see if the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5320 * current queued AL buffer has changed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5321 * If it has, we should launch a data callback if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5322 * necessary
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5323 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5324 if( ((ALuint)current_buffer_id) !=
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5325 ALmixer_Channel_List[i].almixer_data->current_buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5326 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5327 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5328 = (ALuint)current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5329
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5330 Invoke_Streamed_Channel_Data_Callback(i, ALmixer_Channel_List[i].almixer_data, current_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5331 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5332 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5333 /* Only do this if "access_data" was requested (i.e. the circular_buffer!=NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5334 * And if one of the two are true:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5335 * Either buffers_processed > 0 (because the current_buffer might have changed)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5336 * or if the current_buffer==0 (because we are in an initial state or recovering from
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5337 * a buffer underrun)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5338 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5339 if((ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5340 && (
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5341 (buffers_processed > 0) || (0 == ALmixer_Channel_List[i].almixer_data->current_buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5342 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5343 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5344 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5345 ALint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5346 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5347 ALubyte is_out_of_sync = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5348 ALuint my_queue_size = CircularQueueUnsignedInt_Size(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5349 /* Ugh, I have to deal with signed/unsigned mismatch here. */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5350 ALint buffers_unplayed_int = buffers_still_queued - buffers_processed;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5351 ALuint unplayed_buffers;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5352 if(buffers_unplayed_int < 0)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5353 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5354 unplayed_buffers = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5355 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5356 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5357 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5358 unplayed_buffers = (ALuint)buffers_unplayed_int;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5359 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5360 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5361 fprintf(stderr, "Queue in processed check, before pop, buffers_processed=%d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5362 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5363 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5364 /* We can't make any determinations solely based on the number of buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5365 * because currently, we only unqueue 1 buffer per loop. That means if 2 or more
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5366 * buffers became processed in one loop, the following loop, we would have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5367 * at least that_many-1 buffers_processed (plus possible new processed).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5368 * If we tried to just remove 1 buffer from our queue, we would be incorrect
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5369 * because we would not actually reflect the current playing buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5370 * So the solution seems to be to make sure our queue is the same size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5371 * as the number of buffers_queued-buffers_processed, and return the head of our queue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5372 * as the current playing buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5373 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5374 /* Also, we have a corner case. When we first start playing or if we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5375 * a buffer underrun, we have not done a data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5376 * In this case, we need to see if there is any new data in our queue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5377 * and if so, launch that data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5378 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5379 /* Warning, this code risks the possibility of no data callback being fired if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5380 * the system is really late (or skipped buffers).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5381 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5382
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5383 /* First, let's syncronize our queue with the OpenAL queue */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5384 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5385 fprintf(stderr, "inside, Buffers processed=%d, Buffers queued=%d, my queue=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5386 buffers_processed, buffers_still_queued, my_queue_size);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5387 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5388 is_out_of_sync = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5389 for(k=0; k<buffers_processed; k++)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5390 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5391 queue_ret_flag = CircularQueueUnsignedInt_PopFront(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5392 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5393 if(0 == queue_ret_flag)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5394 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5395 fprintf(stderr, "53 Error popping queue\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5396 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5397 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5398 my_queue_size = CircularQueueUnsignedInt_Size(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5399 /* We have several possibilities we need to handle:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5400 * 1) We are in an initial state or underrun and need to do a data callback on the head.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5401 * 2) We were out of sync and need to do a new data callback on the new head.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5402 * 3) We were not out of sync but just had left over processed buffers which caused us to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5403 * fall in this block of code. (Don't do anything.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5404 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5405 if( (0 == ALmixer_Channel_List[i].almixer_data->current_buffer) || (1 == is_out_of_sync) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5406 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5407 if(my_queue_size > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5408 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5409 current_buffer_id = CircularQueueUnsignedInt_Front(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5410 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5411 if(0 == current_buffer_id)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5412 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5413 fprintf(stderr, "53a Internal Error, current_buffer_id=0 when it shouldn't be 0\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5414 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5415 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5416 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5417 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5418 fprintf(stderr, "Queue in processed check, after pop\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5419 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5420 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5421 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5422 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5423 = (ALuint)current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5424
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5425 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5426 /* Remove me...only for checking...doesn't work on Nvidia */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5427 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5428 ALuint real_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5429 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5430 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5431 AL_BUFFER, &real_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5432 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5433 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5434 fprintf(stderr, "Callback fired on data buffer=%d, real_id shoud be=%d\n", current_buffer_id, real_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5435 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5436 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5437 Invoke_Streamed_Channel_Data_Callback(i, ALmixer_Channel_List[i].almixer_data, current_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5438 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5439 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5440 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5441 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5442 fprintf(stderr, "53b, Notice/Warning:, OpenAL queue has been depleted.\n");
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5443 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5444 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5445 /* In this case, we might either be in an underrun or finished with playback */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5446 ALmixer_Channel_List[i].almixer_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5447 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5448 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5449 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5450 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5451
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5452
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5453
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5454 /* Just a test - remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5455 if( ALmixer_Channel_List[i].loops > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5456 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5457 fprintf(stderr, ">>>>>>>>>>>>>>>Loops = %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5458 ALmixer_Channel_List[i].loops);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5459 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5460 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5461 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5462 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5463 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5464 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5465 /* We've used up a buffer so we need to unqueue and replace */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5466 /* Okay, it gets more complicated here:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5467 * We need to Queue more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5468 * if buffers_processed > 0 or
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5469 * if num_of_buffers_in_use < NUMBER_OF_QUEUE_BUFFERS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5470 * but we don't do this if at EOF,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5471 * except when there is looping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5472 */
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5473
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5474 /* NEW FEATURE: Try to queue up more buffers per pass, allowing the size of the buffer to be decoupled. */
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5475 /* TODO: Optimization: If number of available buffers (max_buffers-buffers_in_use), adjust the number of buffers to queue for this pass. */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5476 /* I would benefit from a clearer flag that tells me whether we're in an underrun.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5477 * I think current_buffer only works if data callbacks are enabled.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5478 * So I'll look at for AL_STOPPED which might give me false positives, depending on the code above.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5479 * But I think/hope the code below will deal with it correctly.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5480 * If in an underrun, queue up at least startup_buffers.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5481 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5482 if(AL_STOPPED == state)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5483 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5484 number_of_buffers_to_queue_this_pass = ALmixer_Channel_List[i].almixer_data->num_startup_buffers;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5485 // fprintf(stderr, "assuming underrun condition, using num_startup_buffers=%d\n", number_of_buffers_to_queue_this_pass);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5486 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5487
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5488 /* Don't bother to check to make sure the number_of_buffers_to_queue_this_pass does not exceed the maximum number of buffers because of the logic hack bug. */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5489 /* Logic Hack/Bug: In adding the number_of_buffers_to_queue_this_pass, I discovered the for-loop needs to be more decoupled.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5490 * The loop still needs to be entered because unqueuing and completion callbacks and possibly other state processing are also done.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5491 * So we always need to claim to queue one buffer. (The code already checks for max_queue_buffers.)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5492 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5493 if(0 == number_of_buffers_to_queue_this_pass)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5494 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5495 number_of_buffers_to_queue_this_pass = 1;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5496 }
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5497 for(current_count_of_buffer_queue_passes=0; current_count_of_buffer_queue_passes<number_of_buffers_to_queue_this_pass; current_count_of_buffer_queue_passes++)
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5498 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5499 // fprintf(stderr, "current_count_of_buffer_queue_passes:%d\n", current_count_of_buffer_queue_passes);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5500
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5501 /* For this to work, we must rely on EVERYTHING
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5502 * else to unset the EOF if there is looping.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5503 * Remember, even Play() must do this
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5504 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5505
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5506 /* If not EOF, then we are still playing.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5507 * Inside, we might find num_of_buffers < NUM...QUEUE_BUF..
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5508 * or buffers_process > 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5509 * in which case we queue up.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5510 * We also might find no buffers we need to fill,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5511 * in which case we just keep going
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5512 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5513 if( ! ALmixer_Channel_List[i].almixer_data->eof)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5514 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5515 ALuint bytes_returned;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5516 /* We have a priority. We first must assign
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5517 * unused buffers in reserve. If there is nothing
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5518 * left, then we may unqueue buffers. We can't
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5519 * do it the other way around because we will
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5520 * lose the pointer to the unqueued buffer
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5521 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5522 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5523 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5524 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5525 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5526 fprintf(stderr, "Getting more data in NOT_EOF and num_buffers_in_use (%d) < max_queue (%d)\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5527 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5528 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5529 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5530 /* Going to add an unused packet.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5531 * Grab next packet */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5532 bytes_returned = GetMoreData(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5533 ALmixer_Channel_List[i].almixer_data,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5534 ALmixer_Channel_List[i].almixer_data->buffer[
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5535 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5536 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5537 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5538 /* For processed > 0 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5539 else if(buffers_processed > 0)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5540 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5541 /* Unqueue only 1 buffer for now.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5542 * If there are more than one,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5543 * let the next Update pass deal with it
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5544 * so we don't stall the program for too long.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5545 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5546 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5547 fprintf(stderr, "About to Unqueue, Buffers processed = %d\n", buffers_processed);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5548 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5549 fprintf(stderr, "Unqueuing a buffer\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5550 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5551 alSourceUnqueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5552 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5553 1, &unqueued_buffer_id
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5554 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5555 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5556 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5557 fprintf(stderr, "Error with unqueue: %s, buffer id is %d",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5558 alGetString(error), unqueued_buffer_id);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5559 ALmixer_SetError("Unqueue buffer failed: %s",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5560 alGetString(error) );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5561 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5562 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5563 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5564 fprintf(stderr, "Right after unqueue...");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5565 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5566 fprintf(stderr, "Getting more data for NOT_EOF, max_buffers filled\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5567 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5568 /* Grab unqueued packet */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5569 bytes_returned = GetMoreData(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5570 ALmixer_Channel_List[i].almixer_data,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5571 unqueued_buffer_id);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5572 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5573 /* We are still streaming, but currently
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5574 * don't need to fill any buffers */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5575 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5576 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5577 /* Might want to check state */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5578 /* In case the playback stopped,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5579 * we need to resume
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5580 * a.k.a. buffer underrun
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5581 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5582 #if 1
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5583 /* Try not refetching the state here because I'm getting a duplicate
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5584 buffer playback (hiccup) */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5585 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5586 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5587 AL_SOURCE_STATE, &state
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5588 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5589 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5590 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5591 fprintf(stderr, "54bTesting error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5592 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5593 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5594 /* Get the number of buffers processed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5595 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5596 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5597 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5598 AL_BUFFERS_PROCESSED,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5599 &buffers_processed
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5600 );
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5601 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5602 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5603 fprintf(stderr, "54cError, Can't get buffers_processed: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5604 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5605 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5606 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5607 if(AL_STOPPED == state)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5608 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5609 /* Resuming in not eof, but nothing to buffer */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5610
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5611 /* Okay, here's another lately discovered problem:
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5612 * I can't find it in the spec, but for at least some of the
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5613 * implementations, if I call play on a stopped source that
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5614 * has processed buffers, all those buffers get marked as unprocessed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5615 * on alSourcePlay. So if I had a queue of 25 with 24 of the buffers
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5616 * processed, on resume, the earlier 24 buffers will get replayed,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5617 * causing a "hiccup" like sound in the playback.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5618 * To avoid this, I must unqueue all processed buffers before
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5619 * calling play. But to complicate things, I need to worry about resyncing
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5620 * the circular queue with this since I designed this thing
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5621 * with some correlation between the two. However, I might
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5622 * have already handled this, so I will try writing this code without
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5623 * syncing for now.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5624 * There is currently an assumption that a buffer
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5625 * was queued above so I actually have something
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5626 * to play.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5627 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5628 ALint temp_count;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5629 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5630 fprintf(stderr, "STOPPED1, need to clear processed=%d, status is:\n", buffers_processed);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5631 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5632 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5633 for(temp_count=0; temp_count<buffers_processed; temp_count++)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5634 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5635 alSourceUnqueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5636 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5637 1, &unqueued_buffer_id
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5638 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5639 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5640 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5641 fprintf(stderr, "55aTesting error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5642 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5643 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5644 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5645 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5646 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5647 fprintf(stderr, "After unqueue clear...:\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5648 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5649 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5650 /* My assertion: We are STOPPED but not EOF.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5651 * This means we have a buffer underrun.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5652 * We just cleared out the unqueued buffers.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5653 * So we need to reset the mixer_data to reflect we have
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5654 * no buffers in queue.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5655 * We need to GetMoreData and then queue up the data.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5656 * Then we need to resume playing.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5657 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5658 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5659 int buffers_queued;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5660 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5661 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5662 AL_BUFFERS_QUEUED,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5663 &buffers_queued
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5664 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5665
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5666 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5667 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5668 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_queued: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5669 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5670 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5671 assert(buffers_queued == 0);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5672 fprintf(stderr, "buffer underrun: buffers_queued:%d\n", buffers_queued);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5673 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5674
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5675 /* Reset the number of buffers in use to 0 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5676 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5677
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5678 /* Get more data and put it in the first buffer */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5679 bytes_returned = GetMoreData(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5680 ALmixer_Channel_List[i].almixer_data,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5681 ALmixer_Channel_List[i].almixer_data->buffer[0]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5682 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5683 /* NOTE: We might want to look for EOF and handle it here.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5684 * Currently, I just let the next loop handle it which seems to be working.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5685 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5686 if(bytes_returned > 0)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5687 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5688 /* Queue up the new data */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5689 alSourceQueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5690 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5691 1,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5692 &ALmixer_Channel_List[i].almixer_data->buffer[0]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5693 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5694 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5695 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5696 fprintf(stderr, "56e alSourceQueueBuffers error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5697 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5698 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5699 /* Increment the number of buffers in use */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5700 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use++;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5701
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5702
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5703 /* We need to empty and update the circular buffer queue if it is in use */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5704 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5705 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5706 ALuint queue_ret_flag;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5707 CircularQueueUnsignedInt_Clear(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5708 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5709 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5710 ALmixer_Channel_List[i].almixer_data->buffer[0]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5711 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5712 if(0 == queue_ret_flag)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5713 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5714 fprintf(stderr, "56fSerious internal error: CircularQueue could not push into queue.\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5715 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5716 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5717 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5718
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5719
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5720
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5721
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5722 /* Resume playback from underrun */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5723 alSourcePlay(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5724 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5725 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5726 fprintf(stderr, "55Tbesting error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5727 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5728 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5729 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5730
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5731 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5732 /* Let's escape to the next loop.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5733 * All code below this point is for queuing up
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5734 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5735 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5736 fprintf(stderr, "Entry: Nothing to do...continue\n\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5737 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5738 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5739 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5740 /* We now know we have to fill an available
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5741 * buffer.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5742 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5743
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5744 /* In the previous branch, we just grabbed more data.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5745 * Let's check it to make sure it's okay,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5746 * and then queue it up
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5747 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5748 /* This check doesn't work anymore because it is now ALuint */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5749 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5750 if(-1 == bytes_returned)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5751 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5752 /* Problem occurred...not sure what to do */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5753 /* Go to next loop? */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5754 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5755 /* Set the eof flag to force a quit so
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5756 * we don't get stuck in an infinite loop
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5757 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5758 ALmixer_Channel_List[i].almixer_data->eof = 1;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5759 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5760 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5761 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5762 /* This is a special case where we've run
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5763 * out of data. We should check for loops
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5764 * and get more data. If there is no loop,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5765 * then do nothing and wait for future
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5766 * update passes to handle the EOF.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5767 * The advantage of handling the loop here
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5768 * instead of waiting for play to stop is
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5769 * that we should be able to keep the buffer
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5770 * filled.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5771 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5772 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5773 else if(0 == bytes_returned)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5774 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5775 if(0 == bytes_returned)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5776 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5777 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5778 fprintf(stderr, "We got 0 bytes from reading. Checking for loops\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5779 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5780 /* Check for loops */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5781 if( ALmixer_Channel_List[i].loops != 0 )
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5782 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5783 /* We have to loop, so rewind
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5784 * and fetch more data
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5785 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5786 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5787 fprintf(stderr, "Rewinding data\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5788 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5789 if(0 == Sound_Rewind(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5790 ALmixer_Channel_List[i].almixer_data->sample))
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5791 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5792 fprintf(stderr, "Rewinding failed\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5793 ALmixer_SetError( Sound_GetError() );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5794 ALmixer_Channel_List[i].loops = 0;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5795 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5796 /* We'll continue on because we do have some valid data */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5797 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5798 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5799 /* Remember to reset the data->eof flag */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5800 ALmixer_Channel_List[i].almixer_data->eof = 0;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5801 if(ALmixer_Channel_List[i].loops > 0)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5802 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5803 ALmixer_Channel_List[i].loops--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5804 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5805 /* Try grabbing another packet now.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5806 * Since we may have already unqueued a
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5807 * buffer, we don't want to lose it.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5808 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5809 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5810 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5811 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5812 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5813 fprintf(stderr, "We got %d bytes from reading loop. Filling unused packet\n", bytes_returned);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5814 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5815 /* Grab next packet */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5816 bytes_returned = GetMoreData(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5817 ALmixer_Channel_List[i].almixer_data,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5818 ALmixer_Channel_List[i].almixer_data->buffer[
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5819 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5820 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5821 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5822 fprintf(stderr, "We reread %d bytes into unused packet\n", bytes_returned);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5823 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5824 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5825 /* Refilling unqueued packet */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5826 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5827 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5828 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5829 fprintf(stderr, "We got %d bytes from reading loop. Filling unqueued packet\n", bytes_returned);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5830 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5831 /* Grab next packet */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5832 bytes_returned = GetMoreData(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5833 ALmixer_Channel_List[i].almixer_data,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5834 unqueued_buffer_id);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5835 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5836 fprintf(stderr, "We reread %d bytes into unqueued packet\n", bytes_returned);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5837 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5838 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5839 /* Another error check */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5840 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5841 if(bytes_returned <= 0)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5842 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5843 if(0 == bytes_returned)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5844 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5845 fprintf(stderr, "??????????ERROR\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5846 ALmixer_SetError("Could not loop because after rewind, no data could be retrieved");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5847 /* Problem occurred...not sure what to do */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5848 /* Go to next loop? */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5849 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5850 /* Set the eof flag to force a quit so
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5851 * we don't get stuck in an infinite loop
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5852 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5853 ALmixer_Channel_List[i].almixer_data->eof = 1;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5854 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5855 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5856 /* We made it to the end. We still need
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5857 * to BufferData, so let this branch
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5858 * fall into the next piece of
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5859 * code below which will handle that
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5860 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5861
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5862
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5863 } /* END loop check */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5864 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5865 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5866 /* No more loops to do.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5867 * EOF flag should be set.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5868 * Just go to next loop and
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5869 * let things be handled correctly
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5870 * in future update calls
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5871 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5872 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5873 fprintf(stderr, "SHOULD BE EOF\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5874
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5875 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5876 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5877 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5878 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5879 } /* END if bytes_returned == 0 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5880 /********* Possible trouble point. I might be queueing empty buffers on the mac.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5881 * This check doesn't say if the buffer is valid. Only the EOF assumption is a clue at this point
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5882 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5883 /* Fall here */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5884 /* Everything is normal. We aren't
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5885 * at an EOF, but need to simply
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5886 * queue more data. The data is already checked for good,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5887 * so queue it up */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5888 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5889 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5890 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5891 /* Keep count of how many buffers we have
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5892 * to queue so we can return the value
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5893 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5894 retval++;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5895 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5896 fprintf(stderr, "NOT_EOF???, about to Queue more data for num_buffers (%d) < max_queue (%d)\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5897 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5898 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5899 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5900 alSourceQueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5901 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5902 1,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5903 &ALmixer_Channel_List[i].almixer_data->buffer[
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5904 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5905 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5906 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5907 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5908 fprintf(stderr, "56Testing error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5909 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5910 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5911 /* This is part of the hideous Nvidia workaround. In order to figure out
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5912 * which buffer to show during callbacks (for things like
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5913 * o-scopes), I must keep a copy of the buffers that are queued in my own
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5914 * data structure. This code will be called only if
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5915 * "access_data" was set, indicated by whether the queue is NULL.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5916 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5917 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5918 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5919 ALuint queue_ret_flag;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5920 // fprintf(stderr, "56d: CircularQueue_PushBack.\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5921 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5922 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5923 ALmixer_Channel_List[i].almixer_data->buffer[ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5924 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5925 if(0 == queue_ret_flag)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5926 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5927 fprintf(stderr, "56aSerious internal error: CircularQueue could not push into queue.\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5928 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5929 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5930 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5931 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5932 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5933 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5934 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5935 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5936 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5937 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5938 /* for processed > 0 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5939 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5940 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5941 /* Keep count of how many buffers we have
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5942 * to queue so we can return the value
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5943 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5944 retval++;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5945 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5946 fprintf(stderr, "NOT_EOF, about to Queue more data for filled max_queue (%d)\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5947 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5948 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5949 alSourceQueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5950 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5951 1, &unqueued_buffer_id);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5952 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5953 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5954 ALmixer_SetError("Could not QueueBuffer: %s",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5955 alGetString(error) );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5956 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5957 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5958 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5959 /* This is part of the hideous Nvidia workaround. In order to figure out
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5960 * which buffer to show during callbacks (for things like
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5961 * o-scopes), I must keep a copy of the buffers that are queued in my own
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5962 * data structure. This code will be called only if
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5963 * "access_data" was set, indicated by whether the queue is NULL.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5964 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5965 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5966 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5967 ALuint queue_ret_flag;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5968 // fprintf(stderr, "56e: CircularQueue_PushBack.\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5969 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5970 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5971 unqueued_buffer_id
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5972 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5973 if(0 == queue_ret_flag)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5974 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5975 fprintf(stderr, "56bSerious internal error: CircularQueue could not push into queue.\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5976 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5977 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5978 #if 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5979 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5980 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5981 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5982 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5983 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5984 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5985 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5986 /* If we used an available buffer queue,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5987 * then we need to update the number of them in use
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5988 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5989 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5990 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5991 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5992 /* Increment the number of buffers in use */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5993 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use++;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5994 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5995 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5996 /* In case the playback stopped,
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
5997 * we need to resume */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5998 #if 1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5999 /* Try not refetching the state here because I'm getting a duplicate
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6000 buffer playback (hiccup) */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6001 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6002 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6003 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6004 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6005 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6006 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6007 fprintf(stderr, "57bTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6008 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6009 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6010 /* Get the number of buffers processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6011 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6012 alGetSourcei(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6013 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6014 AL_BUFFERS_PROCESSED,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6015 &buffers_processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6016 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6017 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6018 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6019 fprintf(stderr, "57cError, Can't get buffers_processed: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6020 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6021 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6022 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6023 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6024 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6025 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6026 fprintf(stderr, "Resuming in not eof\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6027 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6028 /* Okay, here's another lately discovered problem:
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6029 * I can't find it in the spec, but for at least some of the
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6030 * implementations, if I call play on a stopped source that
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6031 * has processed buffers, all those buffers get marked as unprocessed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6032 * on alSourcePlay. So if I had a queue of 25 with 24 of the buffers
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6033 * processed, on resume, the earlier 24 buffers will get replayed,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6034 * causing a "hiccup" like sound in the playback.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6035 * To avoid this, I must unqueue all processed buffers before
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6036 * calling play. But to complicate things, I need to worry about resyncing
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6037 * the circular queue with this since I designed this thing
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6038 * with some correlation between the two. However, I might
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6039 * have already handled this, so I will try writing this code without
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6040 * syncing for now.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6041 * There is currently an assumption that a buffer
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6042 * was queued above so I actually have something
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6043 * to play.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6044 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6045 ALint temp_count;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6046 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6047 fprintf(stderr, "STOPPED2, need to clear processed, status is:\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6048 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6049 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6050
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6051 for(temp_count=0; temp_count<buffers_processed; temp_count++)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6052 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6053 alSourceUnqueueBuffers(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6054 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6055 1, &unqueued_buffer_id
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6056 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6057 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6058 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6059 fprintf(stderr, "58aTesting error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6060 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6061 error_flag--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6062 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6063 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6064 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6065 fprintf(stderr, "After unqueue clear...:\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6066 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6067 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6068
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6069 alSourcePlay(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6070 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6071 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6072 fprintf(stderr, "55Tbesting 8rror: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6073 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6074 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6075 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6076 continue;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6077 } /* END if( ! eof) */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6078 /* We have hit EOF in the SDL_Sound sample and there
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6079 * are no more loops. However, there may still be
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6080 * buffers in the OpenAL queue which still need to
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6081 * be played out. The following body of code will
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6082 * determine if play is still happening or
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6083 * initiate the stop/cleanup sequenece.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6084 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6085 else
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6086 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6087 /* Let's continue to remove the used up
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6088 * buffers as they come in. */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6089 if(buffers_processed > 0)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6090 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6091 ALint temp_count;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6092 /* Do as a for-loop because I don't want
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6093 * to have to create an array for the
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6094 * unqueued_buffer_id's
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6095 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6096 for(temp_count=0; temp_count<buffers_processed; temp_count++)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6097 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6098 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6099 fprintf(stderr, "unqueuing remainder, %d\n", temp_count);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6100 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6101 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6102 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6103 1, &unqueued_buffer_id
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6104 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6105 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6106 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6107 fprintf(stderr, "59Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6108 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6109 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6110 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6111 /*
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6112 fprintf(stderr, "done unqueuing remainder for this loop, %d\n", temp_count);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6113 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6114
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6115 /* Need to update counts since we removed everything.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6116 * If we don't update the counts here, we end up in the
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6117 * "Shouldn't be here section, but maybe it's okay due to race conditions"
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6118 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6119 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6120 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6121 AL_BUFFERS_QUEUED, &buffers_still_queued
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6122 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6123 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6124 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6125 fprintf(stderr, "5100Testing error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6126 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6127 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6128 /* Get the number of buffers processed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6129 * so we know if we need to refill
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6130 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6131 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6132 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6133 AL_BUFFERS_PROCESSED, &buffers_processed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6134 );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6135 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6136 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6137 fprintf(stderr, "5200Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6138 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6139 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6140 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6141
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6142
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6143 /* Else if buffers_processed == 0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6144 * and buffers_still_queued == 0.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6145 * then we check to see if the source
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6146 * is still playing. Quit if stopped
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6147 * We shouldn't need to worry about
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6148 * looping because that should have
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6149 * been handled above.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6150 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6151 if(0 == buffers_still_queued)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6152 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6153 /* Make sure playback has stopped before
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6154 * we shutdown.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6155 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6156 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6157 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6158 AL_SOURCE_STATE, &state
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6159 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6160 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6161 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6162 fprintf(stderr, "60Testing error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6163 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6164 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6165 if(AL_STOPPED == state)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6166 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6167 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6168 /* Playback has ended.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6169 * Loop if necessary, or launch callback
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6170 * and clear channel (or clear channel and
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6171 * then launch callback?)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6172 * Update: Need to do callback first because I reference the mixer_data and source
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6173 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6174
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6175 /* Launch callback */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6176 Invoke_Channel_Done_Callback(i, AL_TRUE);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6177
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6178 Clean_Channel(i);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6179 /* Subtract counter */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6180 Is_Playing_global--;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6181
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6182
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6183 /* We're done for this loop.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6184 * Go to next channel
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6185 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6186
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6187 /* I used to call continue here, but continue isn't safe anymore because we are in the number_of_queue_buffers_per_pass loop now.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6188 * We should break, but we need to be careful that there is no code that is run once we break that wasn't run before.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6189 * We want to make sure we go immediately to the next iteration in the channel loop.
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6190 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6191 break;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6192 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6193 } /* End end-playback */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6194 else
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6195 {
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6196 /* Need to run out buffer */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6197 #if 1
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6198 /* Might want to check state */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6199 /* In case the playback stopped,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6200 * we need to resume */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6201 alGetSourcei(
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6202 ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6203 AL_SOURCE_STATE, &state
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6204 );
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6205 if((error = alGetError()) != AL_NO_ERROR)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6206 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6207 fprintf(stderr, "61Testing error: %s\n",
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6208 alGetString(error));
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6209 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6210 if(AL_STOPPED == state)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6211 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6212 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6213 fprintf(stderr, "Shouldn't be here. %d Buffers still in queue, but play stopped. This might be correct though because race conditions could have caused the STOP to happen right after our other tests...Checking queue status...\n", buffers_still_queued);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6214 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6215 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6216 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6217 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6218 /* Rather than force unqueuing the buffer, let's see if
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6219 * setting the buffer to none works (the OpenAL 1.0
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6220 * Reference Annotation suggests this should work).
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6221 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6222 alSourcei(ALmixer_Channel_List[i].alsource,
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6223 AL_BUFFER, AL_NONE);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6224 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6225 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6226 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6227 /* This doesn't work because in some cases, I think
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6228 * it causes the sound to be replayed
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6229 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6230 /*
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6231 fprintf(stderr, "Resuming in eof (trying to run out buffers\n");
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6232 alSourcePlay(ALmixer_Channel_List[i].alsource);
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6233 */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6234 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6235 #endif
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6236 } /* End trap section */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6237 } /* End POST-EOF use-up buffer section */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6238
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
6239 } /* END NEW number of queue buffers per pass */
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
6240
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6241 } /* END Streamed section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6242 } /* END channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6243 } /* END for-loop for each channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6244
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6245 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6246 alcProcessContext(alcGetCurrentContext());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6247 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6248 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6249 fprintf(stderr, "62Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6250 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6251 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6252 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6253
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6254 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6255 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6256 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6257 /* Return the number of errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6258 if(error_flag < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6259 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6260 return error_flag;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6261 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6262 /* Return the number of buffers that were queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6263 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6264 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6265
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6266 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6267 /* This is only here so we can call SDL_OpenAudio() */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6268 static void my_dummy_audio_callback(void* userdata, ALbyte* stream, int len)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6269 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6270 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6271 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6272
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6273
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6274
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6275
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6276 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6277 /* We might need threads. We
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6278 * must constantly poll OpenAL to find out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6279 * if sound is being streamed, if play has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6280 * ended, etc. Without threads, this must
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6281 * be explicitly done by the user.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6282 * We could try to do it for them if we
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6283 * finish the threads.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6284 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6285
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6286 static int Stream_Data_Thread_Callback(void* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6287 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6288 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6289
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6290 while(AL_TRUE == g_StreamThreadEnabled)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6291 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6292 retval = Update_ALmixer(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6293 /* 0 means that nothing needed updating and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6294 * the function returned quickly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6295 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6296 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6297 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6298 /* Let's be nice and make the thread sleep since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6299 * little work was done in update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6300 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6301 /* Make sure times are multiples of 10
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6302 * for optimal performance and accuracy in Linux
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6303 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6304 ALmixer_Delay(10);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6305 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6306 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6307 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6308 /* should I also be sleeping/yielding here? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6309 ALmixer_Delay(0);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6310 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6311 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6312 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6313 fprintf(stderr, "Thread is closing\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6314 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6315 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6316 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6317 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6318
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6319
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6320 /* SDL/SDL_mixer returns -1 on error and 0 on success.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6321 * I actually prefer false/true conventions (SDL_Sound/OpenAL/GL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6322 * so SDL_mixer porting people beware.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6323 * Warning: SDL_QuitSubSystem(SDL_INIT_AUDIO) is called which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6324 * means the SDL audio system will be disabled. It will not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6325 * be restored (in case SDL is not actually being used) so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6326 * the user will need to restart it if they need it after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6327 * OpenAL shuts down.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6328 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6329 ALboolean ALmixer_Init(ALuint frequency, ALuint num_sources, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6330 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6331 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6332 ALCcontext* context;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6333 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6334 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6335 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6336
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6337 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6338 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6339 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6340 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6341 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6342 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6343 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6344
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6345 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6346 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6347 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6348 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6349 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6350 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6351 * set the last value to 0, or they set it to ALC_INVALID,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6352 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6353 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6354 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6355 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6356 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6357 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6358 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6359 * Creative provides no source code, so I can't look at how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6360 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6361 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6362 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6363 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6364 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6365 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6366 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6367 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6368 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6369 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6370 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6371 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6372 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6373 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6374 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6375 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6376 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6377 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6378 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6379 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6380 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6381 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6382 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6383 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6384 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6385 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6386 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6387 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6388 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6389 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6390 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6391 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6392 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6393 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6394 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6395 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6396 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6397 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6398 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6399 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6400 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6401 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6402 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6403 * want it in the list so I can get the OpenAL defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6404 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6405 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6406 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6407
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6408 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6409 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6410 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6411 * but I don't know how to determine what the correct signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6412 * is (if such a thing exists). I do know that if I try using
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6413 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6414 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6415 * to test. But I'm assuming that the platform must be in the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6416 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6417 * I can either assume everybody is signed, or I can try to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6418 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6419 * I think my only ability to figure it out will be to open
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6420 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6421 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6422 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6423 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6424 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6425 * log... Anyway, I think the issue was partly related to me not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6426 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6427 * of stupid endian bug in my code, and weirdness ensued. Looking at the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6428 * revision control, I think I might have assumed that SDL_Sound would
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6429 * do the right thing with a NULL AudioInfo, but I was incorrect,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6430 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6431 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6432 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6433 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6434 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6435
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6436
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6437 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6438 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6439 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6440 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6441 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6442
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6443 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6444 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6445
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6446 /* Note: The pool may have been created on previous Init's */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6447 /* I leave the pool allocated allocated in case the user wants
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6448 * to read the pool in case of a failure (such as in this function).
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6449 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6450 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6451 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6452 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6453 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6454 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6455 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6456 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6457 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6458 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6459 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6460 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6461 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6462 fprintf(stderr, "tError Test1: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6463 fprintf(stderr, "tError Test2: %s\n", ALmixer_GetError());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6464 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6465 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6466
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6467
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6468 /* Set the defaults */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6469 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6470 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6471 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6472 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6473 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6474 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6475 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6476 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6477 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6478 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6479 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6480 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6481 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6482 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6483 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6484 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6485 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6486 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6487
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6488 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6489 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6490 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6491 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6492 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6493 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6494
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6495 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6496 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6497 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6498 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6499 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6500 attrlist[current_attrlist_index] = (ALint)ALC_REFRESH;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6501 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6502 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6503 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6504 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6505
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6506 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6507 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6508
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6509
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6510 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6511 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6512 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6513 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6514 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6515 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6516 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6517 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6518 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6519 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6520 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6521 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6522 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6523 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6524 * may easily choose to do something else).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6525 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6526 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6527 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6528 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6529 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6530 if(SDL_OpenAudio(&desired, &obtained) >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6531 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6532 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6533 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6534 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6535 * same sign type and set that value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6536 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6537 if(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6538 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6539 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6540 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6541 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6542 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6543 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6544 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6545 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6546 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6547 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6548 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6549 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6550 /* Well, I guess I'm in trouble. I guess it's my best guess
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6551 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6552 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6553 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6554 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6555 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6556
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6557 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6558 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6559 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6560 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6561 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6562 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6563 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6564 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6565 * SDL_Sound::Init call and hope it doesn't break SDL_Sound.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6566 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6567 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6568 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6569
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6570 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6571 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6572 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6573 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6574 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6575 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6576 /* Now I'm told I need to set both the device and context
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6577 * to have the same sampling rate, so I must pass a string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6578 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6579 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6580 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6581 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6582 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6583 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6584
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6585 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6586 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6587 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6588 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6589 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6590 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6591 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6592 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6593 ALmixer_SetError("Cannot open sound device for OpenAL");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6594 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6595 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6596
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6597 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6598 /* The ALC_FREQUENCY attribute is ignored with Apple's implementation. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6599 /* This extension must be called before the context is created. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6600 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6601 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6602 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6603 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6604 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6605 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6606 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6607 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6608 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6609
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6610 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6611 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6612 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6613 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6614 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6615 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6616 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6618
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6619 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6620 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6621 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6622 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6623 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6624 * alcGetError().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6625 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6626 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6627 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6628 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6629
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6630 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6631 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6632 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6633 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6634 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6635 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6636 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6637 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6638
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6639 /* It looks like OpenAL won't let us ask it what
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6640 * the set frequency is, so we need to save our
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6641 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6642 * Update: J. Valenzuela just updated the Loki
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6643 * dist (2003/01/02) to handle this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6644 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6645 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6646 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6647 ALmixer_Frequency_global = frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6648 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6649 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6650 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6651 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6652 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6653 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6654 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6655
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6656
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6657 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6658 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6659 if(alcGetCurrentContext() != context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6660 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6661 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6662 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6663 * I think this is a bug in the OpenAL implementation.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6664 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6665 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6666
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6667 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6668 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6669 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6670 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6671 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6672 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6673 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6674 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6675 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6676 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6677 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6678 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6679 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6680 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6681
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6682
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6683 /* #endif */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6684 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6685 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6686 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6687 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6688 * This extension allows the caller to tell OpenAL to preconvert to the native Core
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6689 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6690 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6691 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6692 * (per source) at render timem at the expense of a larger memory footprint.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6693 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6694 * This feature is toggled on/off by using the alDisable() & alEnable() APIs. This
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6695 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6696 * calls to alBufferData().
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6697 *
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6698 * Update: Some people keep reporting that they see the enable fail on Mac, but I can't reproduce it myself.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6699 * Rather than deal with it right now, I think I am going to make it an opt-in thing.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6700 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6701 #if defined(__APPLE__) && defined(ALMIXER_USE_OSX_CONVERT_DATA_UPON_LOADING)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6702 /*
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6703 iPhone is getting this enum, but is failing on the enable, so I guess I'll define it out.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6704 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6705 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6706
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6707 #else
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6708 /* iOS reports this enum exists, but loading it always fails, so make it Mac only. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6709 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6710 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6711 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6712 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6713 if(0 != convert_data_enum)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6714 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6715 alEnable(convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6716 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6717 if( (AL_NO_ERROR != alGetError()) )
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6718 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6719 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6720 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6721 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6722 #endif
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6723
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6724 #endif /* __APPLE__ */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6725
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6726
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6727
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6728
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6729 ALmixer_Initialized = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6730
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6731 if(num_sources == 0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6732 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6733 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6734 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6735 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6736 {
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6737 /* probably should make Number_of_Channels_global an ALuint, but need to cast which_channel all the time */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6738 Number_of_Channels_global = (ALint)num_sources;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6739 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6740 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6741 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6742 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6743 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6744 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6745 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6746 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6747
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6748 /* Allocate memory for linked list of ALmixerData. */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6749 s_listOfALmixerData = LinkedList_Create();
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6750 if(NULL == s_listOfALmixerData)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6751 {
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6752 ALmixer_SetError("Couldn't create linked list");
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6753 alcDestroyContext(context);
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6754 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6755 ALmixer_Initialized = AL_FALSE;
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6756 Number_of_Channels_global = 0;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6757 return AL_FALSE;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6758 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6759
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6760 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6761 ALmixer_Channel_List = (struct ALmixer_Channel*) malloc(Number_of_Channels_global * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6762 if(NULL == ALmixer_Channel_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6763 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6764 ALmixer_SetError("Out of Memory for Channel List");
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6765 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6766 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6767 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6768 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6769 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6770 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6771 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6772
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6773 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6774 Source_Map_List = (Source_Map*) malloc(Number_of_Channels_global * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6775 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6776 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6777 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6778 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6779 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6780 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6781 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6782 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6783 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6784 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6785 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6786
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6787 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6788 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6789 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6790 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6791 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6792 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6793 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6794 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6795 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6796 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6797 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6798 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6799 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6800 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6801
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6802 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6803 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6804 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6805 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6806 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6807 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6808 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6809 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6810 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6811 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6812 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6813 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6814 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6815 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6816 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6817 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6818
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6819 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6820 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6821 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6822 if(0 == source[i])
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6823 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6824 fprintf(stderr, "SDL_ALmixer serious problem. This OpenAL implementation allowed 0 to be a valid source id which is in conflict with assumptions made in this library.\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6825 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6826
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6827 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6828 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6829 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6830 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6831 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6832 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6833 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6834 * in case we need to look up a channel from the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6835 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6836 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6837 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6838 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6839 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6840 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6841 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6842 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6843 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6844
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6845 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6846 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6847 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6848
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6849 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6850 ALmixer_OutputDecoders();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6851 */
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6852
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6853
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6854
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6855 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6856 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6857 if(NULL == s_simpleLock)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6858 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6859 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6860 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6861 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6862 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6863 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6864 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6865 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6866 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6867 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6868 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6869 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6870
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6871 g_StreamThreadEnabled = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6872 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6873 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6874 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6875 /* SDL sets the error message already? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6876 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6877 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6878 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6879 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6880 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6881 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6882 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6883 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6884 Number_of_Channels_global = 0;
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6885 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6886 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6887 }
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6888
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6889 /* Note: Only a few platforms change the priority. See implementation for notes. */
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6890 Internal_LowerThreadPriority(Stream_Thread_global);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6891
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6892 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6893 fprintf(stderr, "Using threads\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6894 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6895 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6896
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6897 /* We don't need this array any more because all the sources
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6898 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6899 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6900 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6901 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6902 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6903
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6904
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6905 ALboolean ALmixer_InitContext(ALuint frequency, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6906 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6907 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6908 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6909 ALCenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6910
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6911 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6912 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6913 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6914 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6915 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6916 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6917 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6918
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6919 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6920 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6921 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6922 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6923 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6924 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6925 * set the last value to 0, or they set it to ALC_INVALID,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6926 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6927 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6928 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6929 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6930 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6931 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6932 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6933 * Creative provides no source code, so I can't look at how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6934 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6935 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6936 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6937 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6938 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6939 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6940 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6941 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6942 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6943 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6944 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6945 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6946 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6947 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6948 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6949 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6950 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6951 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6952 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6953 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6954 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6955 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6956 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6957 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6958 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6959 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6960 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6961 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6962 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6963 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6964 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6965 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6966 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6967 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6968 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6969 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6970 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6971 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6972 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6973 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6974 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6975 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6976 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6977 * want it in the list so I can get the OpenAL defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6978 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6979 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6980 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6981
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6982 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6983 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6984 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6985 * but I don't know how to determine what the correct signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6986 * is (if such a thing exists). I do know that if I try using
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6987 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6988 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6989 * to test. But I'm assuming that the platform must be in the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6990 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6991 * I can either assume everybody is signed, or I can try to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6992 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6993 * I think my only ability to figure it out will be to open
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6994 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6995 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6996 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6997 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6998 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6999 * log... Anyway, I think the issue was partly related to me not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7000 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7001 * of stupid endian bug in my code, and weirdness ensued. Looking at the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7002 * revision control, I think I might have assumed that SDL_Sound would
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7003 * do the right thing with a NULL AudioInfo, but I was incorrect,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7004 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7005 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7006 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7007 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7008 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7009
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7010
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7011
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7012
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7013 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7014 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7015 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7016 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7017 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7018
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7019 /* Set the defaults */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7020 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7021 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7022 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7023 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7024 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7025 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7026 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7027 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7028 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7029 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7030 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7031 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7032 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7033 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7034 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7035 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7036
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7037 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7038 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7039 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7040 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7041 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7042 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7043
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7044 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7045 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7046 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7047 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7048 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7049 attrlist[current_attrlist_index] = (ALint)ALC_REFRESH;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7050 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7051 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7052 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7053 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7054
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7055 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7056 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7057
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7058
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7059
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7060 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7061 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7062 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7063 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7064 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7065 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7066 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7067 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7068 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7069 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7070 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7071 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7072 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7073 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7074 * may easily choose to do something else).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7075 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7076 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7077 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7078 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7079 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7080 if(SDL_OpenAudio(&desired, &obtained) >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7081 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7082 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7083 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7084 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7085 * same sign type and set that value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7086 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7087 if(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7088 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7089 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7090 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7091 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7092 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7093 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7094 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7095 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7096 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7097 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7098 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7099 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7100 /* Well, I guess I'm in trouble. I guess it's my best guess
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7101 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7102 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7103 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7104 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7105 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7106
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7107 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7108 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7109 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7110 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7111 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7112 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7113 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7114 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7115 * SDL_Sound::Init call and hope it doesn't break SDL_Sound.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7116 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7117 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7118 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7119
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7120 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7121 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7122 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7123 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7124 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7125 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7126 /* Now I'm told I need to set both the device and context
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7127 * to have the same sampling rate, so I must pass a string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7128 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7129 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7130 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7131 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7132 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7133 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7134
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7135 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7136 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7137 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7138 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7139 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7140 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7141 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7142 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7143 ALmixer_SetError("Cannot open sound device for OpenAL");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7144 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7145 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7146
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7147 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7148 /* The ALC_FREQUENCY attribute is ignored with Apple's implementation. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7149 /* This extension must be called before the context is created. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7150 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7151 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7152 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7153 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7154 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7155 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7156 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7157 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7158 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7159
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7160
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7161 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7162 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7163 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7164 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7165 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7166 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7167 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7168
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7169
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7170 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7171 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7172 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7173 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7174 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7175 * alcGetError().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7176 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7177 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7178 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7179 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7180
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7181 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7182 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7183 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7184 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7185 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7186 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7187 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7188 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7189
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7190
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7191 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7192 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7193 if(alcGetCurrentContext() != context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7194 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7195 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7196 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7197 * I think this is a bug in the OpenAL implementation.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7198 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7199 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7200
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7201 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7202 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7203 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7204 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7205 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7206 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7207 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7208 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7209 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7210 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7211 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7212 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7213
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7214 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7215 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7216
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7217 /* It looks like OpenAL won't let us ask it what
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7218 * the set frequency is, so we need to save our
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7219 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7220 * Update: J. Valenzuela just updated the Loki
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7221 * dist (2003/01/02) to handle this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7222 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7223 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7224 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7225 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7226 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7227 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7228 */
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7229 #endif
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7230
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7231
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7232
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7233 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7234 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7235 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7236 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7237 * This extension allows the caller to tell OpenAL to preconvert to the native Core
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7238 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7239 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7240 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7241 * (per source) at render timem at the expense of a larger memory footprint.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7242 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7243 * This feature is toggled on/off by using the alDisable() & alEnable() APIs. This
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7244 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7245 * calls to alBufferData().
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7246 * Update: Some people keep reporting that they see the enable fail on Mac, but I can't reproduce it myself.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7247 * Rather than deal with it right now, I think I am going to make it an opt-in thing.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7248 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7249 #if defined(__APPLE__) && defined(ALMIXER_USE_OSX_CONVERT_DATA_UPON_LOADING)
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7250 /*
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7251 iPhone is getting this enum, but is failing on the enable, so I guess I'll define it out.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7252 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7253 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7254
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7255 #else
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7256 /* iOS reports this enum exists, but loading it always fails, so make it Mac only. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7257 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7258 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7259 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7260 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7261 if(0 != convert_data_enum)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7262 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7263 alEnable(convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7264 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7265 if( (AL_NO_ERROR != alGetError()) )
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7266 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7267 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7268 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7269 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7270 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7271 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7272
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7273 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7274 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7275
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7276
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7277 ALboolean ALmixer_InitMixer(ALuint num_sources)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7278 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7279 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7280 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7281 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7282
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7283
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7284 ALmixer_Initialized = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7285
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7286
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7287 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7288 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7289
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7290 /* Note: The pool may have been created on previous Init's */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7291 /* I leave the pool allocated allocated in case the user wants
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7292 * to read the pool in case of a failure (such as in this function).
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7293 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7294 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7295 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7296 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7297 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7298 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7299 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7300 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7301 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7302 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7303 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7304 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7305 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7306 fprintf(stderr, "tError Test1: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7307 fprintf(stderr, "tError Test2: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7308 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7309 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7310
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7311 if(num_sources == 0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7312 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7313 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7314 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7315 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7316 {
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7317 Number_of_Channels_global = (ALint)num_sources;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7318 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7319 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7320 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7321 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7322 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7323 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7324 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
7325 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7326
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7327 /* Allocate memory for linked list of ALmixerData. */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7328 s_listOfALmixerData = LinkedList_Create();
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7329 if(NULL == s_listOfALmixerData)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7330 {
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7331 ALmixer_SetError("Couldn't create linked list");
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7332 ALmixer_Initialized = AL_FALSE;
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7333 Number_of_Channels_global = 0;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7334 return AL_FALSE;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7335 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7336
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7337
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7338 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7339 ALmixer_Channel_List = (struct ALmixer_Channel*) malloc(Number_of_Channels_global * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7340 if(NULL == ALmixer_Channel_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7341 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7342 ALmixer_SetError("Out of Memory for Channel List");
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7343 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7344 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7345 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7346 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7347 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7348
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7349 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7350 Source_Map_List = (Source_Map*) malloc(Number_of_Channels_global * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7351 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7352 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7353 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7354 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7355 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7356 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7357 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7358 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7359 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7360
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7361 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7362 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7363 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7364 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7365 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7366 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7367 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7368 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7369 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7370 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7371 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7372 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7373
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7374 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7375 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7376 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7377 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7378 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7379 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7380 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7381 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7382 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7383 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7384 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7385 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7386 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7387 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7388
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7389 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7390 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7391 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7392 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7393 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7394 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7395 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7396 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7397 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7398 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7399 * in case we need to look up a channel from the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7400 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7401 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7402 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7403 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7404 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7405 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7406 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7407 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7408 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7409
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7410 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7411 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7412 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7413
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7414
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7415 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7416 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7417 if(NULL == s_simpleLock)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7418 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7419 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7420 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7421 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7422 free(Source_Map_List);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7423 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7424 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7425 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7426 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7427
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7428
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7429 g_StreamThreadEnabled = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7430 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7431 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7432 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7433 /* SDL sets the error message already? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7434 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7435 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7436 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7437 free(Source_Map_List);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7438 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7439 Number_of_Channels_global = 0;
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7440 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7441 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7442 }
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7443
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7444 /* Note: Only a few platforms change the priority. See implementation for notes. */
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7445 Internal_LowerThreadPriority(Stream_Thread_global);
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7446
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7447 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7448 fprintf(stderr, "Using threads\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7449 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7450 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7451
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7452 /* We don't need this array any more because all the sources
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7453 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7454 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7455 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7456 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7457 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7458
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7459 void ALmixer_BeginInterruption()
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7460 {
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7461 if((AL_TRUE == g_inInterruption) || (AL_FALSE == ALmixer_Initialized))
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7462 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7463 return;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7464 }
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7465 #ifdef ENABLE_ALMIXER_THREADS
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7466 /* Kill bookkeeping thread to help minimize wasted CPU resources */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7467
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7468 /* Is locking really necessary here? */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7469 /* SDL_LockMutex(s_simpleLock); */
32
71fce7ac6e13 Bug fix: Boolean should have been flipped...causes deadlock.
Eric Wing <ewing@anscamobile.com>
parents: 31
diff changeset
7470 g_StreamThreadEnabled = AL_FALSE;
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7471 /* SDL_UnlockMutex(s_simpleLock); */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7472
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7473 SDL_WaitThread(Stream_Thread_global, NULL);
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7474 Stream_Thread_global = NULL;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7475
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7476 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7477 s_interruptionContext = alcGetCurrentContext();
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7478 if(NULL != s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7479 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7480 /* iOS alcSuspendContext is a no-op */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7481 alcSuspendContext(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7482 alcMakeContextCurrent(NULL);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7483 }
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7484
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7485 g_inInterruption = AL_TRUE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7486 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7487
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7488 void ALmixer_EndInterruption()
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7489 {
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7490 if((AL_FALSE == g_inInterruption) || (AL_FALSE == ALmixer_Initialized))
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7491 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7492 return;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7493 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7494
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7495 /* Note: iOS, you need to set the AudioSession active.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7496 * But if the AudioSession is not initialized, this SetActive
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7497 * call fails.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7498 * So this is probably better if calling app sets this.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7499 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7500 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7501 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7502 OSStatus the_error = AudioSessionSetActive(true);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7503 if(noErr != the_error)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7504 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7505 fprintf(stderr, "Error setting audio session active! %d\n", the_error);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7506 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7507 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7508 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7509
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7510 if(NULL != s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7511 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7512 alcMakeContextCurrent(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7513 alcProcessContext(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7514 s_interruptionContext = NULL;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7515 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7516 #ifdef ENABLE_ALMIXER_THREADS
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7517 g_StreamThreadEnabled = AL_TRUE;
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7518
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7519 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7520 if(NULL == Stream_Thread_global)
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7521 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7522 fprintf(stderr, "Critical Error: Could not create bookkeeping thread in EndInterruption\n");
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7523 }
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7524 #endif
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7525 g_inInterruption = AL_FALSE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7526 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7527
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7528
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7529 ALboolean ALmixer_IsInInterruption()
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7530 {
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7531 if(AL_FALSE == ALmixer_Initialized)
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7532 {
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7533 return AL_FALSE;
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7534 }
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7535 return g_inInterruption;
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7536 }
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7537
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7538 /* Keep the return value void to allow easy use with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7539 * atexit()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7540 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7541 void ALmixer_Quit()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7542 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7543 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7544 ALCdevice* dev;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7545 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7546
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7547 if( ! ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7548 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7549 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7550 }
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7551
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7552 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7553 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7554 #endif
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7555
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7556 /* Several things we need to do:
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7557 First, we need to check if we are in an interruption.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7558 If so, we need to reactivate the alcContext so we can call OpenAL functions.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7559 Next, we should delete the OpenAL sources.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7560 Next, we need to free all the sound data via ALmixer_FreeData().
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7561 Finally, we can delete the OpenAL context.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7562 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7563
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7564 context = alcGetCurrentContext();
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7565 if(NULL == context)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7566 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7567 /* We might have an interruption event where the current context is NULL */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7568 if(NULL == s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7569 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7570 /* Nothing left to try. I think we're done. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7571 fprintf(stderr, "ALmixer_Quit: Assertion Error. Expecting to find an OpenAL context, but could not find one.\n");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7572 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7573 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7574 else
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7575 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7576 context = s_interruptionContext;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7577 /* reactivate the context so we can call OpenAL functions */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7578 alcMakeContextCurrent(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7579 s_interruptionContext = NULL;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7580 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7581 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7582
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7583 /* Shutdown everything before closing context */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7584 Internal_HaltChannel(-1, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7585
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7586 /* This flag will cause the thread to terminate */
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7587 ALmixer_Initialized = AL_FALSE;
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7588 #ifdef ENABLE_ALMIXER_THREADS
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7589 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7590 SDL_UnlockMutex(s_simpleLock);
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7591 /* This is safe to call with NULL thread, so we don't need to do anything special for interruptions. */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7592 SDL_WaitThread(Stream_Thread_global, NULL);
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7593 Stream_Thread_global = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7594
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7595 SDL_DestroyMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7596 #endif
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7597 g_inInterruption = AL_FALSE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7598
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7599 /* Delete all the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7600 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7601 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7602 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7603 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7604 /* Delete all the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7605 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7606 free(Source_Map_List);
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7607
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7608 /* Reset the Number_of_Channels just in case somebody
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7609 * tries using a ALmixer function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7610 * I probably should put "Initialized" checks everywhere,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7611 * but I'm too lazy at the moment.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7612 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7613 Number_of_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7614
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7615
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7616 /* Delete the list of ALmixerData's before Sound_Quit deletes
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7617 * its own underlying information and I potentially have dangling pointers.
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7618 */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7619 while(LinkedList_Size(s_listOfALmixerData) > 0)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7620 {
16
038baa026db3 Fixed bug in LinkedList delete. Shouldn't have both popped list and then called FreeData which would check the list again for the data. Instead, I should just get the data and then call FreeData to let it manipulate the list.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 13
diff changeset
7621 /* Note that ALmixer_FreeData will remove the data from the linked list for us so don't pop the list here. */
33
28cf14726606 Fixed infinite loop bug for delete.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 32
diff changeset
7622 ALmixer_Data* almixer_data = LinkedList_PopBack(s_listOfALmixerData);
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
7623 /* Watch out: ALmixer_FreeData used to escape because ALmixer_Initialized is now false. */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
7624 Internal_FreeData(almixer_data);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7625 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7626 LinkedList_Free(s_listOfALmixerData);
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7627 s_listOfALmixerData = NULL;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7628
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7629
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7630 /* Need to get the device before I close the context */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7631 dev = alcGetContextsDevice(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7632
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7633 alcMakeContextCurrent(NULL);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7634 alcDestroyContext(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7635
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7636 if(NULL == dev)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7637 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7638 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7639 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7640 alcCloseDevice(dev);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7641
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7642 Sound_Quit();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7643
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7644 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7645 /* Remember: ALmixer_SetError/GetError calls will not work while this is gone. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7646 TError_FreeErrorPool(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7647 s_ALmixerErrorPool = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7648 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7649 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7650 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7651
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7652 ALboolean ALmixer_IsInitialized()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7653 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7654 return ALmixer_Initialized;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7655 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7656
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7657 ALuint ALmixer_GetFrequency()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7658 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7659 return ALmixer_Frequency_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7660 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7661
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7662 const ALmixer_version* ALmixer_GetLinkedVersion()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7663 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7664 static ALmixer_version linked_mixver;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7665 ALMIXER_GET_COMPILED_VERSION(&linked_mixver);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7666 return(&linked_mixver);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7667 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7668
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7669 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7670
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7671 const char* ALmixer_GetError()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7672 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7673 const char* error_string = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7674 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7675 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7676 return "Error: You should not call ALmixer_GetError while ALmixer is not initialized";
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7677 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7678 error_string = TError_GetLastErrorStr(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7679 /* SDL returns empty strings instead of NULL */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7680 if(NULL == error_string)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7681 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7682 return "";
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7683 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7684 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7685 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7686 return error_string;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7687 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7688 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7689
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7690 void ALmixer_SetError(const char* err_str, ...)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7691 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7692 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7693 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7694 fprintf(stderr, "Error: You should not call ALmixer_SetError while ALmixer is not initialized\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7695 return;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7696 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7697 va_list argp;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7698 va_start(argp, err_str);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7699 // SDL_SetError which I'm emulating has no number parameter.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7700 TError_SetErrorv(s_ALmixerErrorPool, 1, err_str, argp);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7701 va_end(argp);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7702 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7703
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7704 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7705
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7706
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7707
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7708
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7709 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7710 void ALmixer_OutputAttributes()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7711 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7712 ALint num_flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7713 ALint* flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7714 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7715 ALCdevice* dev = alcGetContextsDevice( alcGetCurrentContext() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7716
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7717
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7718 printf("custom context\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7719
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7720 alcGetIntegerv(dev, ALC_ATTRIBUTES_SIZE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7721 sizeof num_flags, &num_flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7722
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7723 printf("Number of Flags: %d\n", num_flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7724
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7725 if(num_flags)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7726 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7727 flags = malloc(sizeof(num_flags) * sizeof(ALint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7728
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7729 alcGetIntegerv(dev, ALC_ALL_ATTRIBUTES,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7730 sizeof num_flags * sizeof(ALint),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7731 flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7732 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7733 for(i = 0; i < num_flags-1; i += 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7734 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7735 printf("key 0x%x : value %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7736 flags[i], flags[i+1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7737 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7738 free(flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7739 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7740 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7741
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7742
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7743 void ALmixer_OutputDecoders()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7744 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7745 Sound_Version sound_compile_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7746 Sound_Version sound_link_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7747
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7748 const Sound_DecoderInfo **rc = Sound_AvailableDecoders();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7749 const Sound_DecoderInfo **i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7750 const char **ext;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7751 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7752
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7753
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7754 fprintf(stream, "SDL_sound Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7755
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7756 SOUND_VERSION(&sound_compile_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7757 fprintf(stream, "\tCompiled with SDL_sound version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7758 sound_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7759 sound_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7760 sound_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7761
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7762 Sound_GetLinkedVersion(&sound_link_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7763 fprintf(stream, "\tRunning (linked) with SDL_sound version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7764 sound_link_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7765 sound_link_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7766 sound_link_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7767
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7768 fprintf(stream, "Supported sound formats:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7769 if (rc == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7770 fprintf(stream, " * Apparently, NONE!\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7771 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7772 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7773 for (i = rc; *i != NULL; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7774 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7775 fprintf(stream, " * %s\n", (*i)->description);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7776
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7777 for (ext = (*i)->extensions; *ext != NULL; ext++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7778 fprintf(stream, " File extension \"%s\"\n", *ext);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7779
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7780 fprintf(stream, " Written by %s.\n %s\n\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7781 (*i)->author, (*i)->url);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7782 } /* for */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7783 } /* else */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7784
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7785 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7786 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7787
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7788 void ALmixer_OutputOpenALInfo()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7789 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7790 ALmixer_version mixer_compile_version;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7791 const ALmixer_version * mixer_link_version=ALmixer_GetLinkedVersion();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7792 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7793
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7794 fprintf(stream, "OpenAL Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7795 fprintf(stream, "\tAL_VENDOR: %s\n", alGetString( AL_VENDOR ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7796 fprintf(stream, "\tAL_VERSION: %s\n", alGetString( AL_VERSION ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7797 fprintf(stream, "\tAL_RENDERER: %s\n", alGetString( AL_RENDERER ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7798 fprintf(stream, "\tAL_EXTENSIONS: %s\n", alGetString( AL_EXTENSIONS ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7799
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7800 ALMIXER_GET_COMPILED_VERSION(&mixer_compile_version);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7801 fprintf(stream, "\nSDL_ALmixer Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7802 fprintf(stream, "\tCompiled with SDL_ALmixer version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7803 mixer_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7804 mixer_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7805 mixer_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7806
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7807 fprintf(stream, "\tRunning (linked) with SDL_ALmixer version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7808 mixer_link_version->major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7809 mixer_link_version->minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7810 mixer_link_version->patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7811
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7812 fprintf(stream, "\tCompile flags: ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7813 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7814 fprintf(stream, "ENABLE_LOKI_QUEUE_FIX_HACK ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7815 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7816 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7817 fprintf(stream, "ENABLE_ALMIXER_THREADS ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7818 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7819 #ifdef ENABLE_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7820 fprintf(stream, "ENABLE_ALC_SYNC ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7821 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7822 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7823 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7824
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7825
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7826 ALint ALmixer_AllocateChannels(ALint numchans)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7827 {
36
b65ad8b6ccf3 Moved two variable declarations to the top to make old C89/90 compilers happy.
Eric Wing <ewing@anscamobile.com>
parents: 35
diff changeset
7828 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7829 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7830 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7831 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7832 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7833
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7834 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7835 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7836 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7837 retval = Internal_AllocateChannels(numchans);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7838 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7839 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7840 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7841 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7842 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7843
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7844
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7845 ALint ALmixer_ReserveChannels(ALint num)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7846 {
36
b65ad8b6ccf3 Moved two variable declarations to the top to make old C89/90 compilers happy.
Eric Wing <ewing@anscamobile.com>
parents: 35
diff changeset
7847 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
7848 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7849 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7850 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7851 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7852
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7853 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7854 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7855 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7856 retval = Internal_ReserveChannels(num);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7857 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7858 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7859 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7860 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7861 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7862
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7863
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7864
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7865
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7866 static ALmixer_Data* DoLoad(Sound_Sample* sample, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALuint suggested_number_of_buffers_to_queue_per_update_pass, ALuint access_data)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7867 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7868 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7869 ALmixer_Data* ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7870 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7871
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7872 /* Allocate memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7873 ret_data = (ALmixer_Data *)malloc(sizeof(ALmixer_Data));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7874 if (NULL == ret_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7875 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7876 ALmixer_SetError("Out of memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7877 return(NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7878 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7879
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7880 /* Initialize the data fields */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7881
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7882 /* Set the Sound_Sample pointer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7883 ret_data->sample = sample;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7884
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7885 /* Flag the data to note that it is not in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7886 ret_data->in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7887
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7888 /* Initialize remaining flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7889 ret_data->total_time = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7890 ret_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7891
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7892 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7893 ret_data->num_buffers_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7894
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7895 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7896 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7897
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7898 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7899 ret_data->loaded_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7900
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7901 /* Set the max queue buffers (minimum must be 2) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7902 if(max_queue_buffers < 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7903 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7904 max_queue_buffers = ALMIXER_DEFAULT_QUEUE_BUFFERS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7905 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7906 ret_data->max_queue_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7907 /* Set up the start up buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7908 if(0 == num_startup_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7909 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7910 num_startup_buffers = ALMIXER_DEFAULT_STARTUP_BUFFERS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7911 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7912 /* Make sure start up buffers is less or equal to max_queue_buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7913 if(num_startup_buffers > max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7914 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7915 num_startup_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7916 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7917 ret_data->num_startup_buffers = num_startup_buffers;
35
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7918
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7919 /* Set up the update pass buffers */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7920 if(0 == suggested_number_of_buffers_to_queue_per_update_pass)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7921 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7922 suggested_number_of_buffers_to_queue_per_update_pass = ALMIXER_DEFAULT_BUFFERS_TO_QUEUE_PER_UPDATE_PASS;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7923 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7924 /* Make sure update pass up buffers is less or equal to max_queue_buffers */
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7925 if(suggested_number_of_buffers_to_queue_per_update_pass > max_queue_buffers)
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7926 {
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7927 suggested_number_of_buffers_to_queue_per_update_pass = max_queue_buffers;
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7928 }
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
7929 ret_data->num_target_buffers_per_pass = suggested_number_of_buffers_to_queue_per_update_pass;
35
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7930
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7931 ret_data->buffer_map_list = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7932 ret_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7933
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7934 ret_data->circular_buffer_queue = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7935
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7936 /* Now decode and load the data into a data chunk */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7937 /* Different cases for Streamed and Predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7938 * Streamed might turn into a predecoded if buffersize
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7939 * is large enough */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7940 if(AL_FALSE == decode_mode_is_predecoded)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7941 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7942 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7943 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7944 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7945 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7946 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7947 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7948 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7949 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7950
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7951 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7952 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7953 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7954 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7955 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7956 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7957 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7958 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7959
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7960 /* Note, currently, my Ogg conservative modifications
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7961 * prevent EOF from being detected in the first read
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7962 * because of the weird packet behavior of ov_read().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7963 * The EAGAIN will get set, but not the EOF.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7964 * I don't know the best way to handle this,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7965 * so for now, Ogg's can only be explicitly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7966 * predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7967 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7968
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7969 /* Correction: Since we no longer actually keep the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7970 * streamed data we read here (we rewind and throw
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7971 * it away, and start over on Play), it is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7972 * safe to read another chunk to see if we've hit EOF
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7973 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7974 if(sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7975 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7976 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7977 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7978 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7979 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7980 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7981 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7982 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7983 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7984 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7985
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7986
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7987 /* If we found an EOF, the entire file was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7988 * decoded, so we can treat it like one.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7989 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7990
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7991 if(sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7992 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7993 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7994 fprintf(stderr, "We got LUCKY! File is predecoded even though STREAM was requested\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7995 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7996 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7997 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7998 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7999 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8000 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8001 /* For now, the loaded bytes is the same as total bytes, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8002 * this could change during a seek operation
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8003 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8004 ret_data->loaded_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8005
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8006 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8007 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8008 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8009 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8010 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8011
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8012 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8013 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8014 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8015 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8016 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8017 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8018 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8019 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8020 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8021 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8022 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8023 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8024 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8025 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8026 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8027 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8028 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8029 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8030 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8031 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8032 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8033
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8034
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8035 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8036 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8037 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8038 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8039 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8040 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8041 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8042 sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8043 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8044 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8045 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8046 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8047 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8048 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8049 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8050 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8051 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8052 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8053
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8054 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8055 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8056
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8057 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8058 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8059 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8060 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8061 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8062 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8063 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8064 /* Since OpenAL won't let us retrieve it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8065 * (aka dynamically), we have to keep the Sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8066 * around because since the user requested
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8067 * streamed and we offered predecoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8068 * we don't want to mess up the user who
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8069 * was expecting seek support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8070 * So Don't Do anything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8071 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8072 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8073 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8074 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8075 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8076 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8077 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8078 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8079 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8080 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8081 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8082
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8083 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8084 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8085 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8086 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8087 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8088 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8089 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8090 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8091 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8092 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8093 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8094 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8095 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8096 /* okay we're done here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8097
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8098 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8099 /* Else, we need to stream the data, so we'll
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8100 * create multple buffers for queuing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8101 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8102 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8103 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8104 fprintf(stderr, "Loading streamed data (not lucky)\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8105 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8106 ret_data->decoded_all = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8107
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8108 /* This information is for predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8109 * Set to 0, since we don't know.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8110 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8111 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8112
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8113 ret_data->total_time = Sound_GetDuration(sample);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8114
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8115 /* Create buffers for data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8116 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8117 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) * max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8118 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8119 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8120 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8121 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8122 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8123 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8124 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8125
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8126 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8127 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8128 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8129 alGenBuffers(max_queue_buffers, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8130 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8131 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8132 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8133 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8134 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8135 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8136 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8137 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8138
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8139 /* Redesign: Okay, because of the unqueuing problems and such,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8140 * I've decided to redesign where and how queuing is handled.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8141 * Before, everything was queued up here. However, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8142 * placed a penalty on load and made performance inconsistent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8143 * when samples had to be rewound. It did make things easier
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8144 * to queue because I could let OpenAL decide which buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8145 * needed to be queued next.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8146 * Now, I'm going to push off the queuing to the actual
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8147 * Play() command. I'm going to add some book keeping,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8148 * and allow for additional buffers to be filled at later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8149 * times.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8150 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8151
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8153 /* So first of all, because of I already decoded the sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8154 * for testing, I need to decide what to do with it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8155 * The best thing would be be to alBufferData() it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8156 * The problem is it may conflict with the rest of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8157 * the system because everything now assumes buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8158 * are entirely stripped (because of the unqueing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8159 * problem).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8160 * So it looks like I have to do the crappy thing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8161 * and throw away the data, and rewind.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8162 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8163
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8164 if(0 == Sound_Rewind(ret_data->sample))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8165 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8166 ALmixer_SetError("Cannot use sample for streamed data because it must be rewindable: %s", Sound_GetError() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8167 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8168 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8169 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8170 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8171 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8172
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8173
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8174 /* If the user has selected access_data, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8175 * keep copies of the queuing buffers around because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8176 * OpenAL won't let us access the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8177 * Allocate the memory for the buffers here
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8178 * and initialize the albuffer-index map
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8179 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8180 if(access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8181 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8182 ALuint j;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8183 /* Create buffers for data access
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8184 * Should be the same number as the number of queue buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8185 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8186 ret_data->buffer_map_list = (ALmixer_Buffer_Map*)malloc( sizeof(ALmixer_Buffer_Map) * max_queue_buffers);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8187 if(NULL == ret_data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8188 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8189 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8190 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8191 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8192 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8193 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8194 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8195
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8196 ret_data->circular_buffer_queue = CircularQueueUnsignedInt_CreateQueue(max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8197 if(NULL == ret_data->circular_buffer_queue)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8198 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8199 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8200 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8201 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8202 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8203 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8204 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8205 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8206
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8207
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8208 for(j=0; j<max_queue_buffers; j++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8209 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8210 ret_data->buffer_map_list[j].albuffer = ret_data->buffer[j];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8211 ret_data->buffer_map_list[j].index = j;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8212 ret_data->buffer_map_list[j].num_bytes = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8213 ret_data->buffer_map_list[j].data = (ALbyte*)malloc( sizeof(ALbyte) * buffersize);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8214 if(NULL == ret_data->buffer_map_list[j].data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8215 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8216 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8217 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8218 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8219 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8220 /* If an error happened, we have to clean up the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8221 if(j < max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8222 {
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8223 ALmixer_SetError("################## Buffer allocation failed");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8224 fprintf(stderr, "################## Buffer allocation failed\n");
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8225 while(j>0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8226 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8227 free(ret_data->buffer_map_list[j].data);
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8228 j--;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8229 }
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8230 // Delete for j=0 because the while loop misses the last one
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8231 free(ret_data->buffer_map_list[j].data);
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8232
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8233 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8234 CircularQueueUnsignedInt_FreeQueue(ret_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8235 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8236 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8237 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8238 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8239 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8240
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8241 /* The Buffer_Map_List must be sorted by albuffer for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8242 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8243 qsort(ret_data->buffer_map_list, max_queue_buffers, sizeof(ALmixer_Buffer_Map), Compare_Buffer_Map);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8244 } /* End if access_data==true */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8245
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8246
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8247 } /* End of do stream */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8248 } /* end of DECODE_STREAM */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8249 /* User requested decode all (easy, nothing to figure out) */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8250 else if(AL_TRUE == decode_mode_is_predecoded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8251 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8252 #ifdef ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8253 /* SDL_sound (behind the scenes) seems to loop on buffer_size chunks
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8254 * until the buffer is filled. It seems like we can
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8255 * do much better and precompute the size of the buffer
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8256 * so looping isn't needed.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8257 * WARNING: Due to the way SDL_sound is currently implemented,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8258 * this may waste a lot of memory up front.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8259 * SDL_sound seems to pre-create a buffer of the requested size,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8260 * but on DecodeAll, an entirely new buffer is created and
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8261 * everything is memcpy'd into the new buffer in read chunks
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8262 * of the buffer_size. This means we need roughly twice the memory
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8263 * to load a file.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8264 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8265 ALint sound_duration = Sound_GetDuration(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8266 if(sound_duration > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8267 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8268 size_t total_bytes = Compute_Total_Bytes_With_Frame_Padding(&sample->desired, (ALuint)sound_duration);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8269 int buffer_resize_succeeded = Sound_SetBufferSize(sample, total_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8270 if(0 == buffer_resize_succeeded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8271 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8272 ALmixer_SetError(Sound_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8273 Sound_FreeSample(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8274 free(ret_data);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8275 return NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8276 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8277 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8278 #endif /* ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8279 bytes_decoded = Sound_DecodeAll(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8280 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8281 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8282 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8283 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8284 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8285 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8286 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8287
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8288 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8289 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8290 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8291 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8292 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8293 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8294 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8295 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8296
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8297
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8298 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8299 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8300 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8301 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8302 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8303 /* For now, the loaded bytes is the same as total bytes, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8304 * this could change during a seek operation
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8305 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8306 ret_data->loaded_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8307
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8308 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8309 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8310 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8311 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8312 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8313
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8314 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8315 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8316 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8317 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8318 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8319 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8320 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8321 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8322 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8323 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8324 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8325 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8326 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8327 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8328 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8329 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8330 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8331 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8332 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8333 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8334 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8335 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8336 fprintf(stderr, "Actual rate=%d, desired=%d\n", sample->actual.rate, sample->desired.rate);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8337 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8338 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8339 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8340 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8341 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8342 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8343 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8344 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8345 sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8346 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8347 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8348 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8349 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8350 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8351 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8352 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8353 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8354 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8355 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8356
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8357 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8358 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8359 /* Need to keep around because Seek() needs it */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8360
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8361 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8362 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8363 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8364 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8365 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8366 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8367 * Update: I think now it's up to the user by passing the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8368 * access_data flag. If they set the flag, then they get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8369 * data callbacks and seek support. If not, then they can
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8370 * get all that stuff at the expense of keeping extra memory
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8371 * around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8372 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8373 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8374 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8375 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8376 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8377 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8378
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8379 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8380 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8381 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8382 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8383 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8384 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8385 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8386 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8387 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8388 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8389 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8390 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8391 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8392 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8393 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8394 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8395
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8396 /* okay we're done here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8397 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8398 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8399 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8400 /* Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8401 ALmixer_SetError("Unknown decode mode");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8402 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8403 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8404 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8405 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8406
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8407 /* Add the ALmixerData to an internal linked list so we can delete it on
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8408 * quit and avoid messy dangling issues with Sound_Quit
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8409 */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8410 LinkedList_PushBack(s_listOfALmixerData, ret_data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8411 return ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8412 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8413
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8414
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8415 /* This will load a sample for us. Most of the uglyness is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8416 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8417 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8418 * I don't like the AudioInfo parameter. I removed it once,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8419 * but the system will fail on RAW samples because the user
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8420 * must specify it, so I had to bring it back.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8421 * Remember I must close the rwops if there is an error before NewSample()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8422 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8423 ALmixer_Data* ALmixer_LoadSample_RW(ALmixer_RWops* rwops, const char* fileext, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALuint suggested_number_of_buffers_to_queue_per_update_pass, ALuint access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8424 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8425 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8426 Sound_AudioInfo target;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8427
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8428 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8429 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8430 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8431 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8432
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8433 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8434 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8435 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8436 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8437 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8438 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8439 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8440 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8441 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8442 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8443 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8444 * in this way.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8445 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8446 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8447 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8448 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8449 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8450
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8451 /* Set a default buffersize if needed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8452 if(0 == buffersize)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8453 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8454 buffersize = ALMIXER_DEFAULT_BUFFERSIZE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8455 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8456
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8457 sample = Sound_NewSample(rwops, fileext, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8458 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8459 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8460 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8461 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8462 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8463
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8464 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, suggested_number_of_buffers_to_queue_per_update_pass, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8465 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8466
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8467
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8468
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8469 /* This will load a sample for us from
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8470 * a file (instead of RWops). Most of the uglyness is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8471 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8472 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8473 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8474 ALmixer_Data* ALmixer_LoadSample(const char* filename, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALuint suggested_number_of_buffers_to_queue_per_update_pass, ALuint access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8475 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8476 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8477 Sound_AudioInfo target;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8478
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8479 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8480 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8481 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8482 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8483
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8484 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8485 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8486 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8487 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8488 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8489
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8490 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8491 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8492 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8493 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8494 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8495 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8496 * in this way.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8497 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8498 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8499 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8500 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8501 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8502
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8503 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8504 /* Okay, here's a messy hack. The problem is that we need
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8505 * to convert the sample to have the correct bitdepth,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8506 * endian order, and signedness values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8507 * The bit depth is 8 or 16.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8508 * The endian order is the native order of the system.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8509 * The signedness depends on what the original value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8510 * of the sample. Unfortunately, we can't specify these
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8511 * values until we after we already know what the original
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8512 * values were for bitdepth and signedness.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8513 * So we must open the file once to get the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8514 * then close it, and then reopen it with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8515 * correct desired target values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8516 * I tried changing the sample->desired field after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8517 * the NewSample call, but it had no effect, so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8518 * it looks like it must be set on open.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8519 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8520 /* Pick a small buffersize for the first open to not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8521 * waste much time allocating memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8522 sample = Sound_NewSampleFromFile(filename, NULL, 512);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8523 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8524 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8525 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8526 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8527 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8528
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8529 bit_depth = GetBitDepth(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8530 signedness_value = GetSignednessValue(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8531 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8532 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8533 /* If 8 bit, then we don't have to worry about
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8534 * endian issues. We can just use the actual format
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8535 * value and it should do the right thing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8536 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8537 target.format = sample->actual.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8538 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8539 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8540 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8541 /* We'll assume it's 16-bit, and if it's not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8542 * hopefully SDL_sound will return an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8543 * or let us convert to 16-bit
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8544 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8545 /* Now we need to get the correct signedness */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8546 if(ALMIXER_UNSIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8547 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8548 /* Set to Unsigned 16-bit, system endian order */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8549 target.format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8550 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8551 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8552 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8553 /* Again, we'll assume it's Signed 16-bit system order
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8554 * or force the conversion and hope it works out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8555 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8556 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8557 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8558 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8559
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8560 /* Now we have the correct info. We need to close and reopen */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8561 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8562 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8563
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8564 sample = Sound_NewSampleFromFile(filename, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8565 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8566 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8567 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8568 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8569 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8570
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8571 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8572 fprintf(stderr, "Correction test: Actual rate=%d, desired=%d, actual format=%d, desired format=%d\n", sample->actual.rate, sample->desired.rate, sample->actual.format, sample->desired.format);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8573 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8574 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, suggested_number_of_buffers_to_queue_per_update_pass, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8575 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8576
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8577
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8578 /* This is a back door for RAW samples or if you need the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8579 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8580 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8581 ALmixer_Data* ALmixer_LoadSample_RAW_RW(ALmixer_RWops* rwops, const char* fileext, ALmixer_AudioInfo* desired, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALuint suggested_number_of_buffers_to_queue_per_update_pass, ALuint access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8582 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8583 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8584 Sound_AudioInfo sound_desired;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8585
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8586 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8587 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8588 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8589 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8590
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8591 /* Rather than copying the data from struct to struct, I could just
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8592 * cast the thing since the structs are meant to be identical.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8593 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8594 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8595 * forget about the cast, same bad scenario.) Since this is a load
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8596 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8597 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8598 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8599 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8600 sample = Sound_NewSample(rwops, fileext, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8601 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8602 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8603 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8604 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8605 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8606 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8607 sample = Sound_NewSample(rwops, fileext, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8608 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8609 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8610 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8611 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8612 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8613 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8614 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers,suggested_number_of_buffers_to_queue_per_update_pass, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8615 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8616
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8618
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8619
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8620 /* This is a back door for RAW samples or if you need the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8621 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8622 */
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8623 ALmixer_Data* ALmixer_LoadSample_RAW(const char* filename, ALmixer_AudioInfo* desired, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALuint suggested_number_of_buffers_to_queue_per_update_pass, ALuint access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8624 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8625 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8626 Sound_AudioInfo sound_desired;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8627
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8628 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8629 {
34
7709c2145435 Fixed for omitted return value.
Eric Wing <ewing@anscamobile.com>
parents: 33
diff changeset
8630 return NULL;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8631 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8632
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8633 /* Rather than copying the data from struct to struct, I could just
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8634 * cast the thing since the structs are meant to be identical.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8635 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8636 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8637 * forget about the cast, same bad scenario.) Since this is a load
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8638 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8639 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8640 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8641 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8642 sample = Sound_NewSampleFromFile(filename, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8643 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8644 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8645 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8646 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8647 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8648 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8649 sample = Sound_NewSampleFromFile(filename, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8650 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8651
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8652 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8653 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8654 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8655 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8656 }
42
05e5dc4817a4 Warning: Breaking API/ABI changes. New optimizations to decouple update loop from number of buffers queued in audio streaming to allow more for more and smaller buffers to be processed in a loop. This also has the benefit for access_data callback buffer sizes not to be dictated by the performance tuning.
Eric Wing <ewing@anscamobile.com>
parents: 41
diff changeset
8657 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, suggested_number_of_buffers_to_queue_per_update_pass, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8658 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8659
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8660
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8661 void ALmixer_FreeData(ALmixer_Data* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8662 {
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8663 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8664 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8665 return;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8666 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8667
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8668 /* Bypass if in interruption event */
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
8669 /* FIXME: Buffers are connected to devices, sources are connected to contexts. I should still be able to delete the buffers even if there is no context. */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8670 if(NULL == alcGetCurrentContext())
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8671 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8672 fprintf(stderr, "ALmixer_FreeData: Programmer Error. You cannot delete data when the OpenAL content is currently NULL. You may have already called ALmixer_Quit() or are in an interruption event\n");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8673 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8674 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8675
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
8676 Internal_FreeData(data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8677 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8678
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8679 ALint ALmixer_GetTotalTime(ALmixer_Data* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8680 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8681 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8682 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8683 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8684 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8685
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8686 return data->total_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8687 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8688
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8689 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8690 /* Must return 0 on error instead of -1 because of unsigned int */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8691 ALuint ALmixer_GetSource(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8692 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8693 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8694 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8695 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8696 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8697 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8698 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8699 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8700 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8701 retval = Internal_GetSource(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8702 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8703 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8704 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8705 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8706 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8707
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8708 /* This function will look up the channel for the corresponding source */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8709 ALint ALmixer_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8710 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8711 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8712 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8713 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8714 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8715 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8716 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8717 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8718 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8719 retval = Internal_GetChannel(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8720 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8721 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8722 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8723 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8724 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8725
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8726 ALint ALmixer_FindFreeChannel(ALint start_channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8727 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8728 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8729 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8730 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8731 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8732 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8733 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8734 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8735 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8736 retval = Internal_FindFreeChannel(start_channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8737 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8738 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8739 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8740 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8741 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8742
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8743
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8744
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8745 /* API update function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8746 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8747 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8748 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8749 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8750 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8751 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8752 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8753 * It's mainly provided as a convenience.
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8754 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8755 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8756 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8757 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8758 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8759 ALint ALmixer_Update()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8760 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8761 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8762 /* The thread will handle all updates by itself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8763 * Don't allow the user to explicitly call update.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8764 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8765 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8766 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8767 return( Update_ALmixer(NULL) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8768 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8769 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8770
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8771
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8772
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8773 void ALmixer_SetPlaybackFinishedCallback(void (*playback_finished_callback)(ALint which_channel, ALuint al_source, ALmixer_Data* almixer_data, ALboolean finished_naturally, void* user_data), void* user_data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8774 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8775 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8776 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8777 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8778 Channel_Done_Callback = playback_finished_callback;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8779 Channel_Done_Callback_Userdata = user_data;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8780 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8781 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8782 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8783 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8784
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8785
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8786 void ALmixer_SetPlaybackDataCallback(void (*playback_data_callback)(ALint which_chan, ALuint al_source, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALubyte bit_depth, ALboolean is_unsigned, ALboolean decode_mode_is_predecoded, ALuint length_in_msec, void* user_data), void* user_data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8787 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8788 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8789 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8790 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8791 Channel_Data_Callback = playback_data_callback;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8792 Channel_Data_Callback_Userdata = user_data;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8793 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8794 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8795 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8796 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8797
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8798
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8799
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8800
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8801
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8802 ALint ALmixer_PlayChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8803 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8804 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8805 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8806 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8807 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8808 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8809 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8810 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8811 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8812 retval = Internal_PlayChannelTimed(channel, data, loops, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8813 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8814 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8815 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8816 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8817 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8818
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8819
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8820 /* In case the user wants to specify a source instead of a channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8821 * they may use this function. This function will look up the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8822 * source-to-channel map, and convert the call into a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8823 * PlayChannelTimed() function call.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8824 * Returns the channel it's being played on.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8825 * Note: If you are prefer this method, then you need to be careful
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8826 * about using PlayChannel, particularly if you request the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8827 * first available channels because source and channels have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8828 * a one-to-one mapping in this API. It is quite easy for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8829 * a channel/source to already be in use because of this.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8830 * In this event, an error message will be returned to you.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8831 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8832 ALuint ALmixer_PlaySourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALint ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8833 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8834 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8835 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8836 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8837 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8838 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8839 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8840 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8841 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8842 retval = Internal_PlaySourceTimed(source, data, loops, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8843 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8844 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8845 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8846 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8847 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8848
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8849
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8850 /* Will return the number of channels halted
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8851 * or -1 for error
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8852 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8853 ALint ALmixer_HaltChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8854 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8855 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8856 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8857 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8858 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8859 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8860 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8861 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8862 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8863 retval = Internal_HaltChannel(channel, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8864 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8865 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8866 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8867 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8868 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8869
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8870 /* Will return the number of channels halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8871 * or 0 for error
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8872 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8873 ALint ALmixer_HaltSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8874 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8875 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8876 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8877 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8878 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8879 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8880 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8881 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8882 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8883 retval = Internal_HaltSource(source, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8884 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8885 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8886 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8887 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8888 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8889
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8890
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8891 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8892 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8893 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8894 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8895 ALboolean ALmixer_RewindData(ALmixer_Data* data)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8896 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8897 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8898 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8899 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8900 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8901 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8902 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8903 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8904 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8905 retval = Internal_RewindData(data);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8906 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8907 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8908 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8909 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8910 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8911
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8912 ALint ALmixer_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8913 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8914 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8915 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8916 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8917 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8918 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8919 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8920 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8921 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8922 retval = Internal_RewindChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8923 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8924 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8925 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8926 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8927 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8928
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8929 ALint ALmixer_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8930 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8931 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8932 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8933 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8934 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8935 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8936 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8937 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8938 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8939 retval = Internal_RewindSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8940 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8941 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8942 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8943 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8944 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8945
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8946 ALint ALmixer_PauseChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8947 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8948 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8949 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8950 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8951 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8952 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8953 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8954 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8955 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8956 retval = Internal_PauseChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8957 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8958 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8959 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8960 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8961 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8962
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8963 ALint ALmixer_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8964 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8965 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8966 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8967 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8968 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8969 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8970 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8971 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8972 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8973 retval = Internal_PauseSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8974 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8975 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8976 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8977 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8978 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8979
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8980 ALint ALmixer_ResumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8981 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8982 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
8983 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8984 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8985 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8986 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8987 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8988 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8989 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8990 retval = Internal_ResumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8991 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8992 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8993 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8994 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8995 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8996
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8997 ALint ALmixer_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8998 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8999 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9000 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9001 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9002 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9003 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9004 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9005 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9006 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9007 retval = Internal_ResumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9008 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9009 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9010 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9011 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9012 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9014 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9015 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9016 * Play automatically rewinds if at the end */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
9017 ALboolean ALmixer_SeekData(ALmixer_Data* data, ALuint msec)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
9018 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
9019 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9020 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9021 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9022 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9023 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9024 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9025 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9026 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9027 retval = Internal_SeekData(data, msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9028 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9029 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9030 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9031 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9032 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9033
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9034 ALint ALmixer_SeekChannel(ALint channel, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9035 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9036 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9037 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9038 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9039 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9040 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9041 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9042 SDL_LockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9043 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9044 retval = Internal_SeekChannel(channel, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9045 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9046 SDL_UnlockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9047 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9048 return retval;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9049 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9050
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9051 ALint ALmixer_SeekSource(ALuint source, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9052 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9053 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9054 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9055 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9056 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9057 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9058 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9059 SDL_LockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9060 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9061 retval = Internal_SeekSource(source, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9062 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9063 SDL_UnlockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9064 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9065 return retval;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9066 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9067
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9068 ALint ALmixer_FadeInChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9069 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9070 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9071 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9072 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9073 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9074 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9075 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9076 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9077 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9078 retval = Internal_FadeInChannelTimed(channel, data, loops, fade_ticks, expire_ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9079 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9080 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9081 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9082 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9083 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9084
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9085 ALuint ALmixer_FadeInSourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9086 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9087 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9088 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9089 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9090 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9091 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9092 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9093 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9094 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9095 retval = Internal_FadeInSourceTimed(source, data, loops, fade_ticks, expire_ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9096 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9097 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9098 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9099 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9100 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9101
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9102 ALint ALmixer_FadeOutChannel(ALint channel, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9103 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9104 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9105 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9106 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9107 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9108 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9109 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9110 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9111 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9112 retval = Internal_FadeOutChannel(channel, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9113 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9114 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9115 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9116 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9117 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9118
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9119 ALint ALmixer_FadeOutSource(ALuint source, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9120 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9121 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9122 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9123 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9124 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9125 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9126 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9127 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9128 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9129 retval = Internal_FadeOutSource(source, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9130 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9131 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9132 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9133 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9134 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9135
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9136 ALint ALmixer_FadeChannel(ALint channel, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9137 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9138 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9139 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9140 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9141 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9142 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9143 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9144 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9145 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9146 retval = Internal_FadeChannel(channel, ticks, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9147 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9148 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9149 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9150 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9151 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9152
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9153 ALint ALmixer_FadeSource(ALuint source, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9154 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9155 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9156 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9157 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9158 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9159 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9160 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9161 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9162 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9163 retval = Internal_FadeSource(source, ticks, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9164 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9165 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9166 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9167 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9168 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9169
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9170
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9171 ALboolean ALmixer_SetVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9172 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9173 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9174 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9175 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9176 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9177 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9178 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9179 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9180 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9181 retval = Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9182 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9183 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9184 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9185 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9186 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9187
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9188 ALboolean ALmixer_SetVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9189 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9190 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9191 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9192 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9193 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9194 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9195 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9196 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9197 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9198 retval = Internal_SetVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9199 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9200 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9201 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9202 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9203 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9204
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9205 ALfloat ALmixer_GetVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9206 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9207 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9208 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9209 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9210 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9211 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9212 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9213 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9214 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9215 retval = Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9216 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9217 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9218 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9219 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9220 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9221
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9222 ALfloat ALmixer_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9223 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9224 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9225 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9226 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9227 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9228 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9229 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9230 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9231 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9232 retval = Internal_GetVolumeSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9233 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9234 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9235 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9236 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9237 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9238
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9239 ALboolean ALmixer_SetMaxVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9240 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9241 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9242 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9243 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9244 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9245 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9246 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9247 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9248 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9249 retval = Internal_SetMaxVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9250 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9251 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9252 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9253 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9254 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9255
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9256 ALboolean ALmixer_SetMaxVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9257 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9258 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9259 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9260 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9261 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9262 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9263 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9264 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9265 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9266 retval = Internal_SetMaxVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9267 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9268 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9269 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9270 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9271 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9272
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9273 ALfloat ALmixer_GetMaxVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9274 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9275 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9276 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9277 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9278 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9279 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9280 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9281 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9282 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9283 retval = Internal_GetMaxVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9284 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9285 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9286 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9287 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9288 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9289
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9290 ALfloat ALmixer_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9291 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9292 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9293 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9294 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9295 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9296 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9297 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9298 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9299 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9300 retval = Internal_GetMaxVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9301 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9302 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9303 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9304 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9305 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9306
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9307
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9308 ALboolean ALmixer_SetMinVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9309 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9310 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9311 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9312 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9313 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9314 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9315 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9316 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9317 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9318 retval = Internal_SetMinVolumeChannel(channel, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9319 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9320 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9321 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9322 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9323 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9324
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9325 ALboolean ALmixer_SetMinVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9326 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9327 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9328 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9329 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9330 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9331 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9332 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9333 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9334 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9335 retval = Internal_SetMinVolumeSource(source, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9336 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9337 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9338 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9339 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9340 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9341
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9342 ALfloat ALmixer_GetMinVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9343 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9344 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9345 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9346 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9347 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9348 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9349 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9350 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9351 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9352 retval = Internal_GetMinVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9353 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9354 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9355 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9356 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9357 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9358
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9359 ALfloat ALmixer_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9360 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9361 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9362 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9363 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9364 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9365 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9366 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9367 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9368 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9369 retval = Internal_GetMinVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9370 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9371 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9372 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9373 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9374 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9375
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9376
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9377
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9378 ALboolean ALmixer_SetMasterVolume(ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9379 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9380 ALboolean retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9381 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9382 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9383 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9384 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9385 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9386 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9387 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9388 retval = Internal_SetMasterVolume(volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9389 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9390 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9391 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9392 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9393 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9394
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9395 ALfloat ALmixer_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9396 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9397 ALfloat retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9398 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9399 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9400 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9401 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9402 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9403 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9404 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9405 retval = Internal_GetMasterVolume();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9406 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9407 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9408 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9409 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9410 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9411
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9412 ALint ALmixer_ExpireChannel(ALint channel, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9413 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9414 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9415 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9416 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9417 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9418 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9419 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9420 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9421 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9422 retval = Internal_ExpireChannel(channel, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9423 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9424 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9425 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9426 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9427 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9428
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9429 ALint ALmixer_ExpireSource(ALuint source, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9430 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9431 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9432 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9433 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9434 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9435 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9436 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9437 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9438 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9439 retval = Internal_ExpireSource(source, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9440 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9441 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9442 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9443 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9444 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9445
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9446 ALint ALmixer_IsActiveChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9447 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9448 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9449 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9450 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9451 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9452 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9453 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9454 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9455 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9456 retval = Internal_QueryChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9457 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9458 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9459 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9460 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9461 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9462
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9463 ALint ALmixer_IsActiveSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9464 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9465 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9466 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9467 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9468 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9469 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9470 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9471 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9472 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9473 retval = Internal_QuerySource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9474 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9475 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9476 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9477 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9478 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9479
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9480
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9481 ALint ALmixer_IsPlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9482 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9483 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9484 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9485 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9486 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9487 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9488 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9489 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9490 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9491 retval = Internal_PlayingChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9492 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9493 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9494 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9495 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9496 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9497
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9498 ALint ALmixer_IsPlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9499 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9500 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9501 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9502 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9503 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9504 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9505 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9506 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9507 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9508 retval = Internal_PlayingSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9509 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9510 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9511 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9512 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9513 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9514
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9515
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9516 ALint ALmixer_IsPausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9517 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9518 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9519 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9520 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9521 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9522 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9523 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9524 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9525 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9526 retval = Internal_PausedChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9527 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9528 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9529 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9530 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9531 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9532
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9533 ALint ALmixer_IsPausedSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9534 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9535 ALint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9536 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9537 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9538 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9539 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9540 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9541 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9542 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9543 retval = Internal_PausedSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9544 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9545 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9546 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9547 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9548 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9549
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9550
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9551 ALuint ALmixer_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9552 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9553 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9554 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9555 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9556 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9557 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9558 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9559 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9560 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9561 retval = Internal_CountAllFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9562 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9563 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9564 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9565 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9566 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9567
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9568 ALuint ALmixer_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9569 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9570 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9571 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9572 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9573 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9574 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9575 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9576 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9577 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9578 retval = Internal_CountUnreservedFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9579 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9580 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9581 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9582 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9583 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9584
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9585 ALuint ALmixer_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9586 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9587 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9588 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9589 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9590 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9591 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9592 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9593 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9594 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9595 retval = Internal_CountAllUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9596 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9597 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9598 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9599 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9600 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9601
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9602 ALuint ALmixer_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9603 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9604 ALuint retval;
41
e10dd3056782 Added API to check if in interruption.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 37
diff changeset
9605 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9606 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9607 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9608 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9609 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9610 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9611 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9612 retval = Internal_CountUnreservedUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9613 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9614 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9615 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9616 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9617 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9618
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9619 ALboolean ALmixer_IsPredecoded(ALmixer_Data* data)
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9620 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9621 if(NULL == data)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9622 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9623 return AL_FALSE;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9624 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9625 return data->decoded_all;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9626 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9627
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9628 ALboolean ALmixer_CompiledWithThreadBackend()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9629 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9630 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9631 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9632 #else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9633 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9634 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9635 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9636
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9637
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9638
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9639